Sri Lanka Census of Agriculture 1982 general Report - Dept. Census Colombo 1986 - 142 - Surveys Nat. Bib. No.: 5423 Nat. Bib. Agency Control No.: 63(083.4)(528.7)DEP S.L Subjects--Topical Terms: Agriculture Universal Decimal Class. No.: 63(083.4)(528.7) 1