Tambunan, Yuni Ashari, and Laurensia Masri Perangin angin. “PENGEMBANGAN BAHAN AJAR E-MODULE BERBASIS PROBLEM BASED LEARNING BERBANTUAN FLIP PROFESIONAL TEMAN 6 SUBTEMA 2 KELAS V SDS ADVENT 2 MEDAN”. JURNAL HANDAYANI PGSD FIP UNIMED 14, no. 2 (December 10, 2023): 63–69. Accessed April 26, 2025. https://jurnal.unimed.ac.id/2012/index.php/handayani/article/view/46437.