It is logical that before doing your own research work, you need to explore all the sources on the topic and include this information in your paper.
You should cover main aspects of the topic in a structured way and provide references to literature sources.
The way to demonstrate it – is to do a good and detailed literature review, where you will briefly summarize your research results.
In most cases a student starts with choosing a broad area for a research paper.
Hence, literature review is a way to narrow your topic and identify worth-to-be-researched ideas.
The last but not the least – it gives you an opportunity to find «gaps» of a research topic.
A literature review is a critical analysis of published sources, or literature, on a particular topic.
It is an assessment of the literature and provides a summary, classification, comparison and evaluation.
There are a few goals of a literature review: It is crucial to find all the information you can.
One criteria used to evaluate your work is the variety of sources you used in your research paper.