Hutagaol, Said. “EFEKTIVITAS PROGRAM PELATIHAN GURU DI SMAK METHODIST-JAKARTA”. Jurnal Manajemen Pendidikan 3, no. 2 (July 1, 2014): 222–240. Accessed August 26, 2025. https://ejournal.uki.ac.id/index.php/jmp/article/view/Efektivitas%3B%20Pelatihan%3B%20Perencanaan%3B%20Pengorganisasian%3B%20Pelaksana.