Here is a handy infographic on how to start the literature review research process.
USC Library Guide. The literature review. Organizing your social sciences research paper. http://libguides.usc.edu/writingguide/literaturereview
Feak, C. & J. Swales. (2012). Telling a Research Story: Writing a Literature Review. Ann Arbor: University of Michigan Press.
Golash-Boza, T. (2015, July 2). Writing a literature review: six steps to get you from start to finish. The Wiley Network. https://hub.wiley.com/community/exchanges/discover/blog/2015/07/02/writing-a-literature-review-six-steps-to-get-you-from-start-to-finish
Pautasso, M. (2013). Ten Simple Rules for Writing a Literature Review. PLoS Comput Biol 9(7): e1003149. https://doi.org/10.1371/journal.pcbi.1003149
UC Santa Cruz University Library. (n.d.). Write a literature review. https://guides.library.ucsc.edu/write-a-literature-review