Ocan, Richard Onen The effects of cement and lime production on the environment in Osuk uru Sub-county in Tororo District/ Ocan Richard Onen - Kampala : Makerere University, 2001 - ix, 59 p. : ill. (col.) ; 30 cm. Includes bibliographical references (p.50-51) Dissertation (B.A., Env.Mgt.) - Makerere University, 2001 Subjects--Topical Terms: Cement kilnsCement--Tororo District Dewey Class. No.: 666.436