MUHAMMAD NUR EFFENDI; MUHAMMAD YUSUF. IMPLEMENTATION OF PROBLEM-BASED LEARNING METHODS IN IMPROVING STUDENTS’ UNDERSTANDING OF THE CONCEPT OF TAWHID IN JUNIOR HIGH SCHOOL. Indonesian Journal of Education (INJOE), [S. l.], v. 5, n. 3, p. 493–502, 2025. Disponível em: https://www.injoe.org/index.php/INJOE/article/view/247. Acesso em: 15 aug. 2025.