LOPEZ, G. M. . PERCEPTIONS ON THE SCHOOL HEADS’ PERFORMANCE AS RESULTS OF THE SCHOOL HEADS’ DEVELOPMENT PROGRAM: ITS IMPLICATIONS IN THE FIELD OF EDUCATION. Graduate School Journal on Researches , [S. l.], v. 3, n. 1, p. 35–48, 2021. Disponível em: https://journal.normi.edu.ph/index.php/gsjr/article/view/31. Acesso em: 27 nov. 2022.