The guidance/illustrations as per the following publications should also be helpful.

• Callahan, J. L. (2014) Writing Literature Reviews: A Reprise and Update, Human Resource Development Review, 13, 3, pp. 271-275.
• Denney, A. S. and Tewksbury, R. (2013) How to write a literature review, Journal of Criminal Justice Education, 24, 2, pp. 218-234.
• Hart, C. (2007) Doing a Literature Review: Releasing the Social Science Research Imagination. London: SAGE Publications Ltd.
• Maier, H. R. (2013) What constitutes a good literature review and why does its quality matter?, Environmental Modelling and Software, 43, 1, pp. 3-4.
• Oxman, A. D. and Guyatt, G. H. (1988) Guidelines for reading literature reviews, Canadian Medical Association journal, 138, 8, pp. 697-703.
• Pautasso, M. (2013) Ten Simple Rules for Writing a Literature Review, PLoS Computational Biology, 9, 7, pp. 1-4.
• Rowley, J. and Slack, F. (2004) Conducting a literature review, Management research news, 17, 6, pp. 31-39.
• Templier, M. and Paré, G. (2015) A Framework for Guiding and Evaluating Literature Reviews, Communications of the Association for Information Systems, 37, 6, pp. 112-137.

Write the literature review after you have done the research so it is focussed and elegant

Go to Google Scholar. That's a good start.

I am assuming this is for your dissertation work. This article by Randolph (2009) may assist you in your writing.

The guidance/illustrations as per the following publications should also be helpful.

• Callahan, J. L. (2014) Writing Literature Reviews: A Reprise and Update, Human Resource Development Review, 13, 3, pp. 271-275.
• Denney, A. S. and Tewksbury, R. (2013) How to write a literature review, Journal of Criminal Justice Education, 24, 2, pp. 218-234.
• Hart, C. (2007) Doing a Literature Review: Releasing the Social Science Research Imagination. London: SAGE Publications Ltd.
• Maier, H. R. (2013) What constitutes a good literature review and why does its quality matter?, Environmental Modelling and Software, 43, 1, pp. 3-4.
• Oxman, A. D. and Guyatt, G. H. (1988) Guidelines for reading literature reviews, Canadian Medical Association journal, 138, 8, pp. 697-703.
• Pautasso, M. (2013) Ten Simple Rules for Writing a Literature Review, PLoS Computational Biology, 9, 7, pp. 1-4.
• Rowley, J. and Slack, F. (2004) Conducting a literature review, Management research news, 17, 6, pp. 31-39.
• Templier, M. and Paré, G. (2015) A Framework for Guiding and Evaluating Literature Reviews, Communications of the Association for Information Systems, 37, 6, pp. 112-137.