Wetland site report Tabbowa Reservoir - Central Environmental Authority Colombo 1993 - 53 - Conservation Reservoirs Sri Lanka - Wetland Conservation Project - Sri Lanka . Nat. Bib. No.: 5346 Nat. Bib. Agency Control No.: 627.81(548.7)CEN S.L. Subjects--Topical Terms: Engineering & Technology Universal Decimal Class. No.: 627.81(548.7) 1