Nyasulu, Arthur. Analysis of groundwater quality and mapping of Boleholes in Sonda, Peri Urban area of Mzuzu city, Malawi/ Arthur Nyasulu supervised M. Malota. - Mzuzu: 2019. - ix, 38 pages: ill.; 28 cm. - BSWR/72 . Includes bibliographical ref. Standard No.: 028378 Subjects--Topical Terms: groundwater Mapping