“Effects of Municipal Abattoir Waste on Water Quality of Woji River in Trans-Amadi Industrial Area of Port Harcourt, Nigeria: Implication for Sustainable Urban Environmental Management”. International Journal of Geography and Geology, vol. 8, no. 2, June 2019, pp. 44-57, https://doi.org/10.18488/journal.10.2019.82.44.57.