Deraniyagala, S. U. The prehistory of Sri Lanka An ecological perspective (Memoir Volume 8: Part II)/ S.U. Deraniyagala. - [Colombo] : Dept. of Archaeological Survey, Govt. of Sri Lanka, c1992- - xxvi, 813 ill., maps ; 31 cm. - 2 . Memoir Volume 8; Part II ISBN: 9559159003 (v. 2) : Subjects--Topical Terms: Prehistoric peoples--Sri Lanka. Subjects--Geographic Terms: Sri Lanka--Antiquities. Dewey Class. No.: KMD 954.9301 / DER