In the book Research Methodology, Ranjit Kumar (2011) states that the literature review:

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For a deeper understanding and best practices in researching for, and composing a literature review, check out these books. The hyperlinked ones are eBooks:
Succeeding with Your Literature Review
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This eBook provides practical guidance on processes of researching a range of relevant literature on a subject, planning and writing a literature review.
Doing a Literature Review in Health and Social Care: a Practical Guide
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This bestselling book is a step-by-step guide to doing a literature review in health and social care. It is vital reading for all those undertaking their undergraduate or postgraduate dissertation or any research module which involves a literature review.