Rudy Purwanto, S.Si, M.Pd., Dra Nurhayati, Rizki Uni Utami, S.Pd, Gr. (2022) “SB2 COLLA METHOD : APPLICATION OF PROBLEM BASED LEARNING MODEL TO IMPROVE STUDENT LITERATURE”, Jurnal Pendidikan Dompet Dhuafa, 12(01), pp. 29-36. Available at: https://ojs.pendidikandd.org/index.php/JPD/article/view/284 (Accessed: 10October2026).