Resumen
Writing research review is a daunting yet an important task of research writing. Since literature review is an essential part of research paper which highlights the literature as a foundation and as support new insights emerged from the arguments put forwarded. Hence, literature review not written properly can ruin the argument of a research. This conceptual paper deals with reviewing the literature in research which at time taken as an oblivious task yet important in building the argument of whole research. The objective of this paper is to make readers understand the importance & purpose of literature review and equip them to impart in their research process effectively and precisely. This paper discusses about what literature review is and also enumerates how to do literature review for a research paper.