الكعبي نعمة شليبة, and حسين رغد باسم. “The Industrial Buyer Behavior”. Journal of Economics and Administrative Sciences 21, no. 85 (October 1, 2015): 109. Accessed May 15, 2025. https://www.jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/738.