Athumani, Mahmoud Kwariko The assessment of acid mine drainage and heavy metal contamination from mine waste at Saza and Ntumbi gold mine workings in the Lupa goldfield Chunya district. - Dar es Salaam : University of Dar er Salaam, 2006. - xvii,101p. : ill. ; 30cm. Includes bibliographical references Subjects--Topical Terms: LC Class. No.: THS EAF TD899.M85K85