Erizar, Erizar. 2017. “The Introduction of Constructivist Aprroach In Islamic Education Classroom”. AT-TA’DIB: JURNAL ILMIAH PRODI PENDIDIKAN AGAMA ISLAM 9 (2): 143-50. https://www.ejournal.staindirundeng.ac.id/index.php/tadib/article/view/12.