Efendi M. KONTRIBUSI KINERJA TUTOR BELAJAR TERHADAP PERFORMA AKADEMIK PESERTA DIDIK PROGRAM PAKET C REMIDI. jiv [Internet]. 2007Dec.31 [cited 2024May10];2(2):79 -86. Available from: https://journal.unj.ac.id/unj/index.php/jiv/article/view/7499