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AMA 10th Referencing Guide: No date?

Referencing guide for the 10th Edition for AMA Style

AMA Style

Date unknown

You should always try to find a date for your sources.  Most reliable sources of information will have a date - either a date for when the source was published, or a date for when it was last updated.

If you genuinely cannot find a date, and you must cite this work, use "date unknown" in place of the year.

  1. Smith J. Carrots can cure everything.  Carrots Marketing Corporation website. Published date unknown. Accessed May 25, 2015.
  2. Brown B. Self Published Books are the Future of Science. Brisbane, Australia: Brown's Own Books; date unknown.

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