Djadda، M.، و Saidene، A. (2023). Leadership Styles and the Promotion of Working Group Life through Considerations of Motivation and Group Cohesion: Investigation with Employees of CEVITAL Bejaia Company. مجلة دفاتر البحوث العلمية، مج11, ع1 ، 170 - 186. مسترجع من http://search.mandumah.com/Record/1434042
Djadda، Mahmoud، و Abdelmalek Saidene. "Leadership Styles and the Promotion of Working Group Life Through Considerations of Motivation and Group Cohesion: Investigation With Employees of CEVITAL Bejaia Company." مجلة دفاتر البحوث العلمية مج11, ع1 (2023): 170 - 186. مسترجع من http://search.mandumah.com/Record/1434042