أ.د/ عبده أحمد علي العامري, and أ. أكرم عبده علي الحكيمي. “The Effect of Pricing Strategies on Increasing the Market Share- A Field Study in Amran Cement Factory ”. Journal of Social Studies 27, no. 2 (August 2, 2021): 75–112. Accessed December 14, 2024. https://journals.ust.edu/index.php/JSS/article/view/1796.