Pengaruh PBL terhadap Kemandirian Belajar Siswa SD. Indonesian Journal of Primary Education, [S. l.], v. 2, n. 1, p. 72–77, 2018. Disponível em: https://ejournal-tasikmalaya.upi.edu/ijpe/article/view/243. Acesso em: 29 sep. 2026.