bibliottAMA Citation Guide — 11th edition
AMA 11th edition format, rules, and copy-ready examples. Built for us medical and health sciences. Auto-generation for AMA is on the way.
bibliott's generator currently supports APA, MLA, Chicago, Harvard & Turabian. AMA auto-generation is coming soon — use the format and examples below in the meantime.
What is AMA 11th edition?
The AMA Manual of Style (11th edition, 2020) is the in-house style for JAMA and the JAMA Network journals, and is the most common style for US medical-school papers. It is closely related to Vancouver but with American conventions: superscript numbers, US date format, and slightly different abbreviation rules.
When to use AMA
- JAMA and JAMA Network journals
- Most US medical-school coursework
- Pharmaceutical industry medical writing
- Medical conferences in the United States
AMA quick reference
In-text citation
Superscript numbers, no parentheses: ¹, ², ³.
A 2023 meta-analysis¹ showed a 14% reduction in mortality.²,³
References (numbered in order of citation)
#. Author AA, Author BB. Article title. Journal Abbreviation. Year;volume(issue):pages. doi:xx.xxx
1. Smith JD, Lee AR. The future of artificial intelligence in academic research. Nat Mach Intell. 2023;5(3):234-245. doi:10.1038/s42256-023-00001-x
#. Author AA. Title. Edition. Publisher; Year.
2. Brown P. Citation in the Digital Age. Oxford University Press; 2021.
Key AMA formatting rules
- Superscript reference numbers, no spaces.
- Title case for article titles.
- No place of publication for books (post 11th edition).
- List up to 6 authors, then "et al."
- doi:xx.xxx without "https://" prefix or hyperlink.
Other citation styles
AMA FAQ
Use AMA for JAMA-network journals and most US medical schools. Use Vancouver for international medical journals and ICMJE-following publications. The styles are 90% similar but differ in date format and superscript conventions.
AMA places the superscript after the punctuation mark. Example: "as previously reported."¹