Here are some videos on YouTube that come recommended by SSW faculty.

And here is another great one:

Not to be confused with a book review, a literature review surveys scholarly articles, books and other sources (e.g. dissertations, conference proceedings) relevant to a particular issue, area of research, or theory, providing a description, summary, and critical evaluation of each work. The purpose is to offer an overview of significant literature published on a topic.

From: Write a Literature Review (U.C. Santa Cruz)

A literature review is NOT a summary of the articles - that's an annotated bibliography.

Purpose of a Literature Review

• Demonstrates to your readers how your research fits into your larger field of study. 
• Increases your knowledge in your area of research, including seminal research and opposing viewpoints.
• Leads to new insights and changes in practice, possible because you reviewed all available research in a particular area.
• Helps you identify main methodologies and research techniques.
• Allows one piece of research to be viewed within the wider context of others.
• Enhances subject vocabulary.
• Relates ideas and theory to applications

Structure of a Literature Review

• Introduction
• Each body paragraphs contains:
  • Statement that explains the information presented
  • Evidence, including summaries and citations
• Conclusion

Aveyard, H. (2014). Doing a literature review in health and social care: A practical guide.3d ed. New York: Open University Press

• Note the citation information
• Summarize key points (including quotes) and note page numbers
• Identify context or relationships to your research question
• How is this significant?
• Important figures (brief description and page numbers)
• References to follow-up on