Here are some online site that offer information about citing sources.
What is RefWorks?
RefWorks allows users to import their references from a variety of databases or to create references from forms and then manage, organize, and ultimately create bibliographies of sources.
To access RefWorks from the library home page:
Click on Databases
CLick on A to Z Listing
Click on R
Click on RefWorks
If you are a new user you will need to create a free account
It will ask for the group code which is RWLamarU (case sensitive)