Timang, M., Nadeak, B. and Sihotang, H. (2021) “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(2), pp. 248–256. doi: 10.29121/granthaalayah.v9.i2.2021.3526.