العنزي سعد, and اسماعيل مصطفى. “Developing and Sustaining a Multilevel Competitive Learning Organization – A Behavioral and Cognitive Approach”. Journal of Economics and Administrative Sciences 17, no. 61 (March 1, 2011): 1. Accessed May 1, 2025. https://www.jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/1078.