KUMARI, H. M. L. A STUDY ON INSTRUCTIONAL SUPERVISION BY PRINCIPALS IN TYPE 1C AND TYPE 2 SCHOOLS IN SRI LANKA. PEOPLE: International Journal of Social Sciences, [S. l.], v. 5, n. 3, p. 406–422, 2019. DOI: 10.20319/pijss.2019.53.406422. Disponível em: https://grdspublishing.org/index.php/people/article/view/1245. Acesso em: 21 nov. 2024.