Kurniasih, N., Abdullah, T., & Akbar, M. (2017). THE EFFECT OF SUPERVISION, ENVIRONMENTAL WORK, TRAINING AND LEARNING ORGANIZATION TO THE MANAGERIAL EFFECTIVENESS OF THE HEAD OF HIGH SCHOOL PRIVATE. IJHCM (International Journal of Human Capital Management), 1(02), 123-135. https://doi.org/10.21009/IJHCM.01.02.14