Sriyono, Heru. “THE EFFECT OF SELF-CONCEPT, MOTIVATION AND DISCIPLINE ON THE PERFORMANCE OF THE PRIMARY SCHOOL PRINCIPALS AT JAKARSA REGENCY OF SOUTH JAKARTA”. IJHCM (International Journal of Human Capital Management) 1, no. 01 (July 30, 2017): 95 - 114. Accessed April 21, 2025. http://103.8.12.212:33180/unj/index.php/ijhcm/article/view/3442.