Jamaluddin, Jamaluddin. “Penerapan Model Project Based Learning Dalam Meningkatkan Hasil Belajar IPAS Siswa Kelas IV”. Global Journal Teaching Professional 2, no. 4 (September 18, 2023): 946–962. Accessed May 9, 2026. https://jurnal.sainsglobal.com/index.php/gpp/article/view/1124.