"This brief, self-paced tutorial will help you brush up on your academic writing skills ...."
The resources from this great website include general graduate-level writing resources, videos, and presentation resources.
This explanation is for all college writers - you don't have to be a professor or expert in a particular subject. Your personal analysis of the information you have read entitles you to be "part of the conversation."
University of Kansas Advanced and Graduate Writing: Literature Reviews
Naval Postgraduate School: Graduate Writing Center: Writing a Literature Review
Scroll to the bottom of this page and click on the Literature Review sample.
Start your Literature Review by following Brown University's Research Steps and then its "Evaluate the Information" Steps.