Ghavifekr, S. and Ibrahim, M. (2014) “Head of Departments’ Instructional Supervisory Role and Teachers’ Job Performance: Teachers’ Perceptions”, Asian Journal of Social Sciences and Management Studies, 1(2), pp. 45-56. Available at: http://asianonlinejournals.com/index.php/AJSSMS/article/view/434 (Accessed: 6December2019).