P.U. , Igwe, and Onwudufor A.C. “ Poor Handling of Municipal Solid Wastes: Pollution of Groundwater by Heavy Metals in Omagba, Onitsha, Anambra State, Nigeria ”. African Journal of Education,Science and Technology (AJEST), vol. 3, no. 3, May 2017, pp. Pg 59-66, http://ajest.org/index.php/ajest/article/view/201.