The Real State of In-Service Teacher Training For Science Teachers at Secondary School from the Points of Views of Teachers Supervisor and Education Experts in Khartoum State: 2.2 THE CONCEPT OF PLANNING. Social Science and Humanities Journal (SSHJ), [S. l.], v. 3, n. 05, p. 1151–1163, 2019. Disponível em: https://sshjournal.com/index.php/sshj/article/view/379.. Acesso em: 9 may. 2024.