Above is a general definition for what a good literature review encompasses. It may also serve as a basis for the literature review assignment you have in this course.
Here are some additional criteria for you to consider as you begin to consider research studies to use in the paper that you will write:
Peer-reviewed journals and articles are a way of communicating ideas and information within a specific field of study or academic discipline
A research article is a scholarly article that essentially reports the results of original, primary research and typically appears in peer-reviewed or refereed periodicals. For this reason, research articles are considered the pinnacle of information sources. Research articles are almost always written in the same format. Understanding the format of research articles should help you to more easily navigate databases and select appropriate sources for you to use for your research. Most research articles incorporate five standard elements. The format that research articles follow mirror the research process.
Other elements that you many find in research articles are an abstract or summary, information about the author(s), and a list of references. The references can be very helpful in directing your to other possible sources of information.
"The student's survival guide to research," M.L. McAdoo, p. 123-4.