Kipkemoi, R. R., M. W. Kiprotich, K. William, and K. Kisilu. “The Critical Factors Affecting Enrolment in Kenyan Youth Polytechnics”. The International Journal of Science & Technoledge, vol. 2, no. 8, Aug. 2014, http://internationaljournalcorner.com/index.php/theijst/article/view/139072.