Publication manual of the American Psychological Association. Print version is available in the Reference section of the library near the front desk.
APA Publication Manual: Citing Electronic Sources. Guidelines for citing electronic sources in the American Psychological Association format.
APA Style Manual. From the University of Wisconsin-Madison Writing Center.
APA Style from the Purdue OWL. Guidelines for citing electronic sources in the American Psychological Association format.
APA Style General Format page from the Purdue OWL. This page has links to examples reference pages for basic rules, articles, electronic resources, etc.