Ezemonye, M. N., Osiatuma, S. I. and Emeribe, C. N. (2016) “Impact Of Abattoir Waste On The Physico-Chemical Quality Of Anwai River, Asaba Delta State, Nigeria”, European Scientific Journal, ESJ, 12(20), p. 277. doi: 10.19044/esj.2016.v12n20p277.