Matthew N. O. Sadiku1, Sarhan M. Musa, and Osama M. Musa. “The SERVICE MANAGEMENT”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, vol. 3, no. 6, July 2017, pp. 36-38, doi:10.7324/ IJASRE.2017.32477.