If you have questions on the MLA or the APA formatting and style please check OWL, Online Writing Lab, at the Purdue University site.
The OWL at Purdue University MLA Formatting and Style Guide http://owl.english.purdue.edu/owl/resource/557/01/
The OWL at Purdue University MLA 2009 Update
http://owl.english.purdue.edu/owl/resource/557/15/
The OWL at Purdue University APA Formatting and Style Guide http://owl.english.purdue.edu/owl/resource/560/01/
Other useful databases can be found at http://www.racc.edu/Library/default.aspx
