RAFAH N. AL-FARHAN, B.; A . AL-AJEELI, S. The relationship of some personal and functional variables to the level of the usage of extension methods by agricultural extension workers in Salah al-Din Governorate. College of Basic Education Research Journal, [S. l.], v. 17, n. 2, p. 1513–1531, 2021. DOI: 10.33899/berj.2021.168555. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/38856. Acesso em: 26 oct. 2025.