na INLIS000000000000486 0010-1020000288 Agricultural productivity: measurement and explanation Susan M. Capalbo M., John M. Antle, editors Washington D.C. Resources for the future; [Baltimore]: Distributed by the Johns Hopkins University Press 1988 xvi,404p.: ills; 24 cm 0-915707-37-3(alk. paper) AARP63 AARP63 PRODUKTIVITAS PERTANIAN. 495 495