Timang, Meti, Bernadetha Nadeak, and Hotmaulina Sihotang. “THE INFLUENCE OF THE PRINCIPAL’S MANAGERIAL ABILITY, TRAINING AND SPIRITUAL INTELLIGENCE ON TEACHER PERFORMANCE AT SMPN 1 RANTEPAO”. International Journal of Research -GRANTHAALAYAH 9, no. 2 (March 3, 2021): 248–256. Accessed April 26, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG21_A02_5127.