Abdullah, H., Ramadan, A. (2021). The Structural Foundations for Psychological Capital and its Role in the Constructive Foundation of Intellectual Capital Analytical research for a sample opinions of engineers in the North Oil Company - Salah Al-Din branch. Magazine of Al-Kufa University for Biology, 40(131), 161-180. doi: 10.33899/tanra.2021.169632
Hatem Ali Abdullah; Abdulftah Hasan Ramadan. "The Structural Foundations for Psychological Capital and its Role in the Constructive Foundation of Intellectual Capital Analytical research for a sample opinions of engineers in the North Oil Company - Salah Al-Din branch". Magazine of Al-Kufa University for Biology, 40, 131, 2021, 161-180. doi: 10.33899/tanra.2021.169632
Abdullah, H., Ramadan, A. (2021). 'The Structural Foundations for Psychological Capital and its Role in the Constructive Foundation of Intellectual Capital Analytical research for a sample opinions of engineers in the North Oil Company - Salah Al-Din branch', Magazine of Al-Kufa University for Biology, 40(131), pp. 161-180. doi: 10.33899/tanra.2021.169632
Abdullah, H., Ramadan, A. The Structural Foundations for Psychological Capital and its Role in the Constructive Foundation of Intellectual Capital Analytical research for a sample opinions of engineers in the North Oil Company - Salah Al-Din branch. Magazine of Al-Kufa University for Biology, 2021; 40(131): 161-180. doi: 10.33899/tanra.2021.169632