Holistic Thinking in Head Mastersof the Secondary Schools in Diyala province. Journal of the College of Basic Education, [S. l.], v. 27, n. 112, p. 303–327, 2022. DOI: 10.35950/cbej.v27i112.5056. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/5056.. Acesso em: 4 jul. 2024.