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The narrower your topic, the easier it will be to limit the number of sources you need to read in order to obtain a good survey of relevant resources.Your professor will probably not expect you to read everything that's available about the topic, but you'll make your job easier if you first limit scope of the research problem.
Given the value-laden nature of some social science research [e.g., educational reform; immigration control], argumentative approaches to analyzing the literature can be a legitimate and important form of discourse.
However, note that they can also introduce problems of bias when they are used to make summary claims of the sort found in systematic reviews [see below].
The goal is to deliberately document, critically evaluate, and .
Typically it focuses on a very specific empirical question, often posed in a cause-and-effect form, such as "To what extent does A contribute to B?
" This type of literature review is primarily applied to examining prior research studies in clinical medicine and allied health fields, but it is increasingly being used in the social sciences.
Theoretical Review The purpose of this form is to examine the corpus of theory that has accumulated in regard to an issue, concept, theory, phenomena.
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This is a great way to get in-depth research assistance on locating articles, evaluating information, selecting a research subject, citation construction, and more.
A literature review surveys books, scholarly articles, and any other sources relevant to a particular issue, area of research, or theory, and by so doing, provides a description, summary, and critical evaluation of these works in relation to the research problem being investigated.
Literature reviews are designed to provide an overview of sources you have explored while researching a particular topic and to demonstrate to your readers how your research fits within a larger field of study.