Access to ACS Style Guide is available through the Library's subscription to the ACS Journals. The guide is divided into PDF documents by chapter. *Access note-You must be logged in to your MySam account to access the full ACS Style Guide.
A guide published by Purdue University’s Online Writing Lab (OWL) that covers how to site sources using the APA style.
The library also has several copies of the Publication Manual of the American Psychological Association in the collection. Check on availability here.