Meri Suriyani, Try Susanti, and Darma Putra. “Instrumen Asesmen Bagi Pendidik Dalam Proses Pembelajaran Biologi Berbasis Problem Based Learning: (Assessment Instruments for Teacher in Biology Learning Process by Problem Based Learning)”. BIODIK 6, no. 3 (October 12, 2020): 384-391. Accessed October 17, 2021. https://online-journal.unja.ac.id/biodik/article/view/9806.