Tarigan, Yunike br, Hermansyah Amir, and Sura Menda Ginting. “PENGEMBANGAN E-MODUL BERBASIS LEARNING CYCLE 7E PADA MATERI LARUTAN PENYANGGA”. ALOTROP 6, no. 1 (May 24, 2022): 62–69. Accessed May 7, 2024. https://ejournal.unib.ac.id/alotropjurnal/article/view/21754.