Reference List

At the end of your paper is a comprehensive, list of all of the sources you cited in your paper. This reference list (or works cited) is numbered, with the numbers corresponding to the in-text superscript numeral that you assigned to that source. For example, in-text citation 1 will correspond to reference 1 in your reference list,in-text citation 2 will correspond to reference 2, and so on.

The list is NOT ordered by author last name like in other citation styles like APA or MLA. Each item in the reference list is formatted according to the AMA style guidelines.

For more information on formatting your reference list, please consult Chapter 3 of the AMA Manual of Style (11th Ed.).

Example Reference List

  1. Florez HR, Martinez RL. Outdoor exercise reduces the risk of hypovitaminosis D in the obese. J Steroid Biochem Mol Bio. 2007;103(3-5):679-681. doi:10.1016 /j.jsbmb.2006.12.032
  2. Bowden F. Gone Viral: The Germs that Share Our Lives. Sydney, Australia: NewSouth; 2011. Accessed May 23, 2017.
  3. Carlson SJ. Step up your activity to help lower risk of diabetes. Mayo Clinic website. June 4, 2015. Accessed August 20, 2017.


Use the follow chart as a reference for formatting the author field in AMA style citations.

Number of Authors Citation Formatting
1 author Smith MH.
2 authors Smith MH, Cornell DP III
6 authors Smith MH, Cornell DP III, Sun CR Jr, Berry A Sr, Kim KD, van der Vaart RS.
More than 6 authors Smith MH, Cornell DP III, Sun CR Jr, et al.
1 author for or and a group

Smith MH; Laser ROP Study Group


Smith MH; for Laser ROP Study Group


Smith MH; and Laser ROP Study Group

More than 6 author for or and a group

Smith MH, Cornell DP III, Sun CR Jr, et al; Laser ROP Study Group


Smith MH, Cornell DP III, Sun CR Jr, et al; for Laser ROP Study Group


Smith MH, Cornell DP III, Sun CR Jr, et al; and Laser ROP Study Group

Organization/Group author National Cancer Institute.
Unknown author Leave field blank and begin citation with title of journal, book, website, etc.


For titles of journal articles and parts of books, capitalize only:

  • The first letter of the first word
  • Proper names
  • Abbreviations that are normally capitalized

For names of journals:

For names of books and government bulletins, documents, and pamphlets:

  • Italicize the name
  • Capitalize the first letter of each major word
  • Do not capitalize articles, prepositions of 3 or fewer letters, coordinating conjunctions (and, or, for, nor, but, yet), or the to in infinitives.
  • Capitalize a 2-letter verb, such as Is.