Atsu, A. M, Thwala, W. D., and Aigbavboa, C. O. “Sources and Ways of Controlling Manufacturing Industrial Waste in the Northern Ghana”. International Journal of Engineering and Management Research 11, no. 1 (February 27, 2021): 231–236. Accessed May 19, 2024. https://ijemr.vandanapublications.com/index.php/ijemr/article/view/161.