[1]
A . AL-Ajeeli, S. and Rafah N. AL-Farha, B. 2021. The level of usage of extension methods by agricultural extension workers in Salah al-Din Governorate, its relationship to some personal and functional variables. College of Basic Education Research Journal. 17, 3 (Oct. 2021), 1394–1410. DOI:https://doi.org/10.33899/berj.2021.169678.