Ningsih, Ari Kusmiati, Nasution Nasution, and Dian Permatasari Kusuma Dayu. “Pengaruh Model Problem Based Learning Terhadap Hasil Belajar IPAS Materi Indonesiaku Kaya Raya Kelas 5 SD”. Cetta: Jurnal Ilmu Pendidikan 7, no. 4 (October 25, 2024): 161–169. Accessed December 22, 2024. https://jayapanguspress.penerbit.org/index.php/cetta/article/view/3706.