Iskandar, Iskandar. “ANALYSIS OF THE ROLE OF TEACHERS AND HEADMASTER IN IMPLEMENTING CURRICULUM 2013”. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW 1, no. 1 (June 1, 2015): 1–11. Accessed November 22, 2024. https://journal.unj.ac.id/unj/index.php/ijer/article/view/3910.