Cooray, P.G. Rupasinghe, M. The earth around us - S.Godage and Brothers Colombo 2002 - xxiii,280 - Earth science Atmosphere Weathering Landforms Mineral resources Water Sri Lanka Hydropower ISBN: 955-20-5743-4 = Cooray, P.G. Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: 6503 Nat. Bib. Agency Control No.: 551.1(548.7)COO Subjects--Topical Terms: Earth Sciences Universal Decimal Class. No.: 551.1(548.7)