Importance of Literature Review

Candidates of doctoral or higher level research programs need to read extensively on the context of their chosen domain of research they can also take help of audio visual means to gain knowledge. Literature review also called library research or secondary research includes a review of historical records and present context through sources such as journals, news, books, government reports, conference reports etc. From such a review, the researcher is able to get clarity regarding the context and understand the links of knowledge which can be continued or from which new streams of knowledge can erupt. The researcher can decide how to make a valuable contribution in his field and make the best of his/her efforts.