AL HUMIDI, Dr. Hazaa Abdo Salem; SULEIMAN, Ms. Reda Mohammed Attia. The extent to which public and private secondary school students acquire scientific operations. Queen Arwa University Journal, [S. l.], v. 3, n. 3, p. 27, 2008. DOI: 10.58963/qausrj.v1i3.91. Disponível em: https://journal.qau.edu.ye/index.php/srj/article/view/91.. Acesso em: 27 jul. 2024.