Bibliography helps  from Noodletools.com: type in bibliography info (title, edition, publisher...) & Noodles will print it in correct bibliographic  format MLA, APA & More
http://noodletools.com/

MLA Rules - contains rules and examples of documentation
http://www.walkupsway.com/mla.htm

MLA Documentation
http://www.mla.org/set_stl.htm
These guidelines on MLA documentation style are the only ones available on the Internet that are authorized by the Modern Language Association of America. This page provides you with the following links:
(1) What is MLA Style;
(2) Documenting Sources From the World Wide Web ((includes numbered directions and examples);
(3) Frequently Asked Questions About MLA Style

APA Documentation
http://www.apa.org/journals/webref.html+         

Department of History, The University of Memphis - information on citing & writing history papers   - many examples
http://www.people.memphis.edu/~mcrouse/elcite.html