Djoudi، M. R.، و Djoudi، A. (2021). The Impact of Core Competencies Building in Improving Company Performance: Case Study of Al-Beskriah Cement Company. مجلة العلوم الإنسانية، مج8, ع1 ، 1242 - 1253. مسترجع من http://search.mandumah.com/Record/1156534
Djoudi، Mohamed Ramzi، و Amina Djoudi. "The Impact of Core Competencies Building in Improving Company Performance: Case Study of Al-Beskriah Cement Company." مجلة العلوم الإنسانية مج8, ع1 (2021): 1242 - 1253. مسترجع من http://search.mandumah.com/Record/1156534