The current American Psychological Association (APA) style manual is the 6th edition (2010).
A copy of the APA style manual is available in the Ready Reference area at the Service Desk on the first floor of the Guerrieri Academic Commons:
American Psychological Association. (2010). Publication manual of the American Psychological Association. Washington, DC: American Psychological Association.
Call Number: Ref. BF76.7 .P83 2010 c.2
Perdue University has a fantastic website that deals with all things citation related. This website (which they refer to as the OWL site) has a ton of resources for students, and one of the things that folks in all Environmental Studies classes have found most helpful in the past is this citation chart in handy pdf format....