Ogalo, Dishon Abuoro, Pamela Raburu, and Peter Jairo Aloka. 2017. “Influence of Self-Concept on Academic Performance of Secondary School Students in Rongo Sub-County, Kenya”. The International Journal of Science & Technoledge 5 (4). http://internationaljournalcorner.com/index.php/theijst/article/view/123460.