Yusof, R., N. M. Norwani, and H. Zulkifi. “THE EFFECTIVENESS OF MASTERY LEARNING STRATEGY TOWARDS STUDENTS’ ACHIEVEMENT AND COMPETENCY DEVELOPMENT IN PRINCIPLES OF ACCOUNTING COURSE”. International Business Education Journal, vol. 7, Dec. 2014, pp. 16-30, https://ejournal.upsi.edu.my/index.php/IBEJ/article/view/1512.