Handayani, E. (2021). APPLICATION OF GROUP INVESTIGATION METHODS (GROUP INVESTIGATION) STUDENTS SD SWASTA TUNAS BANGSA SAMBIREJO TIMUR DISTRICT PERCUT SEI TUAN. REKOGNISI : Jurnal Pendidikan Dan Kependidikan (E-ISSN 2599-2260), 6(1), 36–45. Retrieved from https://jurnal.unusu.ac.id/index.php/rekognisi/article/view/87