Piriana P, Okta Susilawati W, Intan Sari F. Pengembangan Lembar Kerja Peserta Didik (LKPD) IPA Berbasis Problem Based Learning (PBL) Kelas IV Sdn 45/VI Lubuk Pungguk I . JPDK [Internet]. 2022Aug.13 [cited 2024Nov.22];4(4):3256-64. Available from: http://journal.universitaspahlawan.ac.id/index.php/jpdk/article/view/6014