Ndruru, Marinus. “PENINGKATAN PEMAHAMAN MATERI SUKU BANGSA DAN BUDAYA INDONESIA PADA SISWA KELAS IV SDN 077315 HILIZOROILAWA MELALUI PENERAPAN MODEL PROBLEM-BASED LEARNING”. Jurnal Ilmiah Mandalika Education (MADU) 1, no. 2 (October 29, 2023): 312–319. Accessed September 20, 2024. https://permatamandalika.com/index.php/MADU/article/view/59.