R, Graeme ASAE/IAMFE Directory of north American equipment for the mechanization of agricultural research = Cơ giới hóa các nghiên cứu nông nghiệp Graeme R, Quick. Ph. D - 1st. - Norway IAMFE 1972 - 210p. 21cm. Subjects--Topical Terms: Agriculture Subjects--Index Terms: Agricultural Tractors Dispensers Harvesters Intruments Dewey Class. No.: 631.2 / A