Ahmad, I., Ali, S. and Jane, M. R. (1999) “?PHYSICO-CHEMICAL STUDIES OF EFFLUENTS_AND EMISSIONS OF GHEEIEDIBLE OIL INDUSTRIES IN PAKISTAN”, Biological Sciences - PJSIR, 42(3), pp. 121–125. Available at: https://v2.pjsir.org/index.php/biological-sciences/article/view/2129 (Accessed: 20 May 2024).