ACS (The American Chemical Society) has its own citation/reference style. Detailed information can be found in The ACS Style Guide:
The official Publication Manual of the American Psychological Association, 6th edition, is kept at the library's Reference Desk.
Other APA citation help can be found at the links below.
If you need further APA assistance, please ask a librarian at the Reference Desk!
Below are a few recommended tools that will help format citations for you -- but beware, they are not perfect. It's always necessary to double-check and verify the citations against a style guide (see style guide links, below).
Style Guides you can use to check your citations and get help with citation formatting: