Farrington, J. Abeyratne, F. Gill, G.J. Farm power and employment in Asia - Agricultural Development Council Bangkok 1982 - 437p - Farm power Colonisation Irrigation Mechanisation Sri Lanka Nat. Bib. No.: 4709 Nat. Bib. Agency Control No.: 631.371(548.7) FAR Subjects--Topical Terms: Agriculture Universal Decimal Class. No.: 631.371(548.7) 1