SIMBOLON, J. F. Pengaruh Model Pembelajaran Self Directed Learning Terhadap Peningkatan Kualitas Perkuliahan Fisiologi Tumbuhan Di Program Studi Pendidikan Biologi STKIP Riama Medan. Jurnal Ilmiah Aquinas, [S. l.], v. 3, n. 2, p. 216–230, 2020. Disponível em: https://ejournal.ust.ac.id/index.php/Aquinas/article/view/732. Acesso em: 5 may. 2024.