The document discusses the definition, purposes, and process of conducting a literature review. It defines a literature review as surveying scholarly sources to be summarized, evaluated, and used to support a study. The purposes are to provide understanding of the study, justify the need for the study, and establish concepts for the study. When selecting literature, sources should provide insights on variables and present accurate, up-to-date results. The document outlines steps for conducting a literature review including deciding the topic, searching literature, finding excerpts, coding information, creating a schema, and writing the review. It also discusses different types of reading and tools for reviewing literature.