DARYLL L. RABANG; DAVID R. PEREZ. PRACTICES AND CHALLENGES OF SCHOOL HEADS AND TEACHERS IN MULTIGRADE CLASSES IN THE DIVISION OF PUERTO PRINCESA CITY, PALAWAN, PHILIPPINES. European Scholar Journal, [S. l.], v. 2, n. 6, p. 94-103, 2021. Disponível em: https://scholarzest.com/index.php/esj/article/view/926. Acesso em: 31 jan. 2025.