The Writing Center on campus provides detailed help with citations. If you're stuck, contact them for assistance.
For more general questions about citing, chat with the library here:
These are brief, 2 - 4-page guides providing the basics of how to use each citation style. Meant to be a quick reference for how to cite articles and books, principally.
(For detailed MLA help, see the online guide Create Your MLA Style Citations.)
(For detailed APA help, see the online guide Create Your APA Style Citations.)