Hartini, Hartini. “Peningkatan Kemandirian Dan Prestasi Belajar IPA Melalui Problem Based Learning Berbantuan Lembar Kerja Siswa”. Paedagogie 14, no. 1 (May 26, 2019): 21–26. Accessed September 22, 2026. https://coba.unimma.ac.id/Paedagogie/article/view/2678.