Onsa, Z.O., Ahmed, W.E.-F. and Razig, K.A.A. 2017. The chemical, microbiological and sensory evaluation of three samples of drinking water in three localities in Khartoum North Sudan. IJRDO - JOURNAL OF BIOLOGICAL SCIENCE. 3, 1 (Jan. 2017), 27-31. DOI:https://doi.org/10.53555/bs.v3i1.1561.