Paramasivam, T.; Ratnavadivel, N. Issues and Challenges in Managing Curriculum Change in Primary Schools: A Case Study of Managing Year Four History Curriculum in the District of Kuala Selangor, Malaysia. JRPPTTE 2018, 8 (1), 18-31. https://doi.org/10.37134/jrpptte.vol8.no1.3.2018.