Febrita, Iing, and Harni Harni. “Model Problem Based Learning Dalam Pembelajaran Tematik Terpadu Terhadap Berfikir Kritis Siswa Di Kelas IV SD”. Jurnal Pendidikan Tambusai 4, no. 2 (August 31, 2020): 1619–1633. Accessed March 29, 2024. https://jptam.org/index.php/jptam/article/view/627.