AMA 11 reference workspace

AMA Citation Generator

This AMA citation generator builds a numbered, editable reference list from journal articles, books, book chapters, and web pages. Import a DOI from Crossref or enter metadata manually, then citeproc-js applies the pinned AMA Manual of Style 11th edition CSL rules entirely in your browser.

No account is required. Citation details remain in this browser’s local storage; only a DOI you deliberately look up is sent through Kalcify to Crossref. Imported metadata stays editable because identifier metadata can be incomplete.

Source editor

Add a reference

Import journal metadata by DOI

Bare DOI, doi: prefix, or doi.org URL

One author per line as Family, Given. Prefix an organization with org:. Preserve source order.

Crossref may return a full title; verify the abbreviation your institution requires.

Reference list

Ordered AMA output

0 of 100 references · saved locally

Your numbered references will appear here.

Add a source on the left. You can edit, reorder, copy, export, or delete it without creating an account.

Four-step workflow

How to Use the AMA Citation Generator

This AMA reference generator supports journal articles, books, chapters in edited books, and web pages in one ordered workspace. For a journal article, you can use the optional DOI lookup to retrieve editable Crossref metadata; every source type also supports manual entry, and DOI lookup is never required. Review author order, titles, dates, journal or publisher details, page ranges, URLs, and access dates against the source before adding a record, because imported metadata can be incomplete and formatting cannot correct missing facts. Citation records and AMA formatting remain in your browser’s local storage; only a DOI you deliberately submit travels to Kalcify’s lookup endpoint. Add each source in the order it first appears in your manuscript, then use Move up or Move down whenever that order changes. The numbered output updates immediately, and you can copy one citation, copy the complete reference list, or export the same ordered list as a text file.

  1. Choose a source type. Select a journal article, book, book chapter, or web page. For a journal article, the AMA DOI citation generator can import a starting record, or you can enter every field manually.
  2. Review the metadata. Compare names, title, publication details, DOI or URL, and relevant dates with the source, then correct any incomplete imported fields.
  3. Build the ordered list. Add each source in first-citation order and use the move controls to renumber the list if your manuscript changes.
  4. Copy or export. Copy an individual formatted reference, copy the complete list, or download the identical ordered output as a text file.

Method

How the AMA Citation Generator Works

An AMA citation is not produced by a punctuation template in this page. Each form becomes a structured CSL-JSON record: authors remain ordered names, publication and access dates remain separate date parts, and a chapter keeps its editor role distinct from its author role. The browser dynamically loads citeproc-js and applies a pinned, community-maintained CSL implementation based on AMA 11. That separation means the open style—not application code—controls initials, sequence numbers, edition labels, date rendering, DOI treatment, and the author-list cutoff.

For example, a journal record with seven authors, title “Remote Monitoring in Primary Care,” journal “Journal of Clinical Examples,” year 2025, volume 12, issue 4, pages 201-209, and a DOI is passed to the CSL processor as data. The pinned style’s et-al-min="7" and et-al-use-first="3" attributes cause the first three names followed by “et al” to appear. Reordering that record in the workspace changes its numeric reference position immediately.

DOI lookup is optional. The same-origin Kalcify function validates one DOI, requests the corresponding Crossref record with an identified polite client, bounds retries and timeouts, and caches successful responses. It returns only editable citation fields; it does not store your reference list. If Crossref returns 404, rate-limits the request, times out, or omits useful metadata, the DOI and manual form remain available. Manual creation and client-side formatting do not depend on Crossref.

Sample outputs

AMA Reference Examples

DOI import for a published article

INPUT
DOI 10.1038/s41586-020-2649-2
OUTPUT
An editable journal record followed by a numbered reference that retains the DOI.

DOI import saves transcription time, but the publisher metadata still needs a human review.

Seven-author clinical paper

INPUT
Doe, Smith, Shah, Chen, Brown, Garcia, and Ali; 2025; volume 12(4):201-209.
OUTPUT
Doe J, Smith A, Shah P, et al. Remote Monitoring in Primary Care… doi:10.1234/example.2025.42.

The community-maintained AMA 11 CSL implementation triggers first-three-plus-et-al only when the seventh author is present.

Third-edition textbook

INPUT
Doe, Jane; Clinical Methods; 3rd edition; Example Press; 2024.
OUTPUT
A book reference with the author, title, edition, publisher, and year—without journal fields.

Choosing Book changes the CSL source type instead of forcing monograph data into an article form.

Chapter in an edited handbook

INPUT
Shah, Priya; chapter pages 41-58; editors Smith, Alan and Chen, Mei; 2nd edition; 2025.
OUTPUT
A chapter citation that distinguishes the chapter author from the handbook editors.

Editor names and chapter page range belong to the containing book, not the article fields.

Organization-authored web guidance

INPUT
org: World Health Organization; page title; accessed January 15, 2026; HTTPS URL.
OUTPUT
A website reference preserving the corporate author, explicit access date, and URL.

The tool never manufactures a personal surname or unknown publication date.

The example names, titles, publisher, and 10.1234/example… DOI are synthetic teaching fixtures; they are not claims about published works and never trigger a production lookup.

Numbering

AMA In-Text Citations and Reference Order

AMA is a citation-sequence system: sources receive Arabic numbers in the order they are first cited, and the reference list follows that order. In prose, the numbers are usually superscript. A repeated source uses its existing number instead of becoming a second reference. This workspace therefore treats order as data: Move up and Move down renumber the visible list, copied output, and downloaded text together.

The generator cannot inspect your manuscript, so it cannot determine first mention or detect that two differently entered records represent the same work. It warns when a normalized DOI—or the same title and year—already exists, but lets you confirm an intentional duplicate. Before submission, compare the workspace order with the first appearance of each source in your document and reuse the original superscript number for later mentions.

Review checklist

Common AMA Citation Mistakes and Edge Cases

Seven or more authors

AMA 11 changes the display at seven authors. Enter every author in source order and let the pinned style produce the first three plus et al.

Organization or missing author

Use org: for a literal corporate author. If no author is published, leave the field empty instead of inventing “Unknown.”

DOI pasted as a URL

Bare DOI, doi: text, and doi.org URLs are normalized for lookup. The canonical identifier returned by Crossref remains editable.

Incomplete Crossref metadata

An issue, page range, author, or exact date may be absent. Imported fields are a starting point, not proof of completeness.

Online-first and print dates

Publishers can provide several dates. Review the imported issued date against the version you actually used.

Journal abbreviations

Crossref may provide a full journal title. Verify the NLM abbreviation or the exact policy required by your institution.

Chapter editors

Keep book editors separate from chapter authors and include the chapter page range rather than the whole-book pagination.

Access date versus publication date

A website access date records when you viewed the page. It must not replace or fabricate the page’s publication date.

Duplicate records

The same DOI is a strong duplicate signal, while a matching title and year is only a warning. Confirm whether the source is truly repeated.

Reference order

Numeric references follow first citation, not alphabetical order. Reconcile this list with the manuscript before final submission.

Connected ideas

CSL, DOI Metadata, and Academic Workflow

CSL and CSL-JSON. Citation Style Language separates bibliographic facts from display rules. A structured record can be rendered by a pinned style without scattering fragile punctuation decisions through the interface.

DOI metadata versus correctness. A DOI persistently identifies a work, and Crossref often supplies useful fields, but neither guarantees that every field matches the version or institutional policy you need. Review is part of the citation workflow.

Journal-title abbreviations. Medical reference lists commonly use standardized abbreviations. The generator exposes the journal field instead of maintaining a manual abbreviation catalogue that could become stale.

Writing and study workflow. After assembling sources, use the word counter to inspect a draft, the GPA calculator for course planning, or the ACT score calculator for test-score work. These links lead only to live Kalcify tools.

Accuracy boundary

Review before you submit

This tool is a best-effort formatter, not an official AMA editorial review. It applies the AMA 11 CSL rules consistently to the metadata you provide, but it cannot verify missing facts, institutional exceptions, manuscript citation order, or journal-specific house style. Check the source itself and follow your instructor’s or publication’s instructions. The vendored style was reviewed against upstream on August 28, 2026 and is attributed under CC BY-SA 3.0.

Questions

AMA Citation Generator FAQ

How do I cite a journal article in AMA 11th edition?

Enter the authors in source order, article title, journal title or approved abbreviation, publication year, volume, issue, page range or article number, and DOI when available. The generator sends those fields to the pinned AMA 11 CSL style. Because Crossref records can omit pages, issues, or abbreviations, review every imported field before adding the reference.

How many authors are listed before et al in AMA style?

The pinned community-maintained CSL implementation based on AMA 11 lists every author when there are six or fewer. When a work has seven or more authors, it lists the first three and then adds et al. The generator does not count or abbreviate authors itself; citeproc-js applies the et-al-min="7" and et-al-use-first="3" rules from the pinned style.

Does AMA use in-text citations or footnotes?

AMA uses superscript Arabic reference numbers in the text and a numbered reference list in first-citation order. A source cited again keeps its original number. This workspace manages reference-list order; it does not scan a manuscript or decide where superscript numbers belong.

How do I cite a website in AMA style?

Record the personal or organization author when available, the page title, site title, known publication or update date, the date you accessed the page, and the full URL. Do not invent a publication date when the page does not provide one. Use the “org:” prefix for a corporate author such as a public-health agency.

Should an AMA citation include a DOI?

Include a DOI when the source has one because it is a persistent identifier and often remains stable if a publisher changes the page URL. A DOI lookup supplies metadata, not an editorial guarantee: confirm authors, journal title, date, pages, and article number against the source before submitting work.

Why might an AMA journal name need an abbreviation?

Many medical publications use NLM-style abbreviated journal titles. Crossref often returns the full container title and does not guarantee the abbreviation required by your school or journal. This tool deliberately leaves the imported journal field editable instead of guessing from a stale, homemade abbreviation table.

Can AMA style cite a chapter from an edited book?

Yes. A chapter record separates the chapter authors and title from the book editors and book title, then adds edition, publisher, year, and chapter pages. Enter editors on separate lines just like authors. Keeping those roles separate prevents the common error of crediting an editor as the chapter author.

Is an AMA citation generator always correct?

A generator can consistently apply a style only to the metadata it receives. It cannot discover a missing author, verify a journal abbreviation, resolve an instructor-specific exception, or know whether an online-first date should replace a print date. Treat the preview as an auditable draft and follow the requirements of your instructor, journal, or institution.

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