AFZA, AULIA, and Elsa Feronika Yulianto. 2020. “Penerapan Model Pembelajaran Problem Based Learning Disertai Media Video Terhadap Hasil Belajar Biologi Pada Ranah Sikap Peserta Didik Kelas X SMA Negeri 1 Sitiung”. Symbiotic: Journal of Biological Education and Science 1 (2), 53-60. https://doi.org/10.32939/symbiotic.v1i2.14.