The University of Maryland, Writing Center, offers two effective and concise video tutorials on how to approach writing a literature review. Highly recommended viewing!
Writing the Literature Review (Part One): Step-by-Step Tutorial for Graduate Students
Writing the Literature Review (Part Two): Step-by-Step Tutorial for Graduate Students
The OWL Purdue website offers a great resource on how to avoid plagiarism. Access the page here https://owl.english.purdue.edu/owl/resource/589/01/
Quoting vs. Paraphrasing
Paraphrasing