The Columbia Press guide provides a comprehensive site one MLA and APA formats.  For your paper you want to use  MLA format, which they categorize as the Humanities style.

 

ONLINE!

The above cite provides great information for citing your internet sources using MLA format.

MLA Citation Style
MLA Handbook for Writers of Research Papers, 6th edition

The name of the site says it all

This page prompts users for the information needed and creates the citation. Good for books, interviews, electronic resources (websites), and a variety of other sources.