Rosavitri, Fidelina Herlin, Siti Nurjanah, and Sri Indah Niken Sari. “PENGARUH KUALITAS KEGIATAN MUSYAWARAH GURU MATA PELAJARAN (MGMP) TERHADAP PROFESIONALISME GURU EKONOMI PADA SMA NEGERI DI JAKARTA”. Jurnal Ilmiah Econosains 10, no. 2 (April 3, 2017): 251–264. Accessed November 5, 2024. https://journal.unj.ac.id/unj/index.php/econosains/article/view/634.