APA Guidelines - Provided by the JFKU Academic Support Center.
APA Syle Guide to Electronic Resources - Supplement to the 5th Ed. of the APA Manual.
APA Formatting and Style Guide - From the OWL (Online Writing Lab) at Purdue. An excellent site covering all areas of APA formatting.
NoodleBib Express: APA (Helps you generate your citations in APA style. Results may vary.)