SIREGAR, Najihah Fakhirah; DJULIA, Ely. THE EFFECT OF PROBLEM BASED LEARNING MODEL ON STUDENTS’ SELF-CONCEPT AND METACOGNITIVE ABILITY ON EXCRETION SYSTEM. Jurnal Pelita Pendidikan, [S. l.], v. 9, n. 4, 2021. DOI: 10.24114/jpp.v9i4.18439. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/18439. Acesso em: 4 jul. 2025.