Physician Assistant

AMA Style Guide 10th edition
This Guide to the AMA Style 10th ed. also points out the differences between the 9th and 10th. Well-organized guide to the American Medical Association Guide for authors.
Occupational Outlook Handbook: Physician Assistants
(U.S. Bureau of Labor Statistics)
Physician Assistant Programs
(American Academy of Physician Assistants)
(American Psychological Association)
This site includes selcted tips about APA style and several examples of citing electronic materials. It does not include the entire APA Publication Manual online.
RxList, the internet drug index