Aqil DI, Purwanto A, Budi S, Gayatri AM, Hudaya A. Problem Based Learning (PBL) in Shaping the Character of Students’ Hard Work and Discipline Through Classification of Creatures: Pembelajaran Problem Based Learning (PBL) dalam Membentuk Karakter Kerja Keras dan Disiplin Siswa Melalui Materi Klasifikasi Mahluk Hidup. pedagogia [Internet]. 2021 Nov. 28 [cited 2025 Aug. 17];11(1):53-6. Available from: https://pedagogia.umsida.ac.id/index.php/pedagogia/article/view/762