Cooke, Harold John The karst landforms on the Tanga limestone in North East Tanzania: an analysis of their form and evolution / Harold John Cooke. - Kampala : University of East Africa, 1969. - xiii, 199 l. : ill., photos, maps ; 28 cm. Thesis (Ph.D) - University of East Africa, 1969. Subjects--Topical Terms: KarstLandforms--Tanzania--Tanga.