“?POLLUTION DUE TO EFFLUENTS FROM TANNERIES LEATHER INDUSTRIES IN N.W.F.P”. Biological Sciences - PJSIR 38, no. 5-6 (June 19, 1995): 215–219. Accessed March 10, 2026. https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2478.