Wimalasena, W.G.S. A bibliography on accelerated Mahaweli Project 1977-79 - NSC Colombo 1982 - 45 lk. - Mahaweli Irrigation Sri Lanka http://thakshana.nsf.ac.lk/slstic/NA-01/NA_01.pdf = Wimalasena, W.G.S. Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: P67 Nat. Bib. Agency Control No.: NA-01 Subjects--Topical Terms: Agriculture Universal Decimal Class. No.: 631.67