Alwadi, Hazem. “The Impact of The Engineering and Management Alzakat Finance on Money Turnover Speed”. Journal of Social Sciences (COES&RJ-JSS) 7, no. 4 (October 1, 2018): 336–349. Accessed March 29, 2024. https://centreofexcellence.net/index.php/JSS/article/view/jss.2018.7.4.336.349.