META ANALYSIS OF THE EFFECT OF CLASSROOM MANAGEMENT ON STUDENT LEARNING OUTCOMES IN ELEMENTARY SCHOOLS. Primary: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 9, n. 4, p. 504–519, 2020. DOI: 10.33578/10.33578/jpfkip.v9i4.7984. Disponível em: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/855. Acesso em: 21 dec. 2025.