Harwood, Richard R. Small farm development : understanding and improving farming systems in the Humid Tropics / Richard R. Harwood - Boulder : Westview, c1979. - xiv, 160 p. ; 25 cm. ISBN: 0891586997 LCCN: Subjects--Topical Terms: Small farms Agricultural economics Agriculturetropics Economics LC Class. No.: HD1476 / .A3H36 1979 Dewey Class. No.: 338.1 / H343s