You can access Chabot Library's new APA handout or you can come in and ask the reference librarian for a hard copy of the handbooks.
To look up DOIs for online articles go to: http://www.crossref.org/guestquery/
Access the online MLA handout here. Or you can come in and ask the reference librarian for a hard copy of the handbooks.
Helpful Links for APA Citations
Helpful Links for MLA Citations
-OWL at Purdue: MLA Formatting and Style Guide
-MLA Style Center: Please note that the MLA Style Center is using the 8th edition.