Educational Circular. No 17(1963), No 24(1957) - Farmer Cooperative Service, USDA (Washington D.C. Farmer Cooperative Service, USDA, 1963)
Farmer Cooperative Service, USDA: Educational Circular. No 17(1963), No 24(1957). Washington D.C.. Farmer Cooperative Service, USDA, 1963.--(630.5FAR)
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Keywords: AGRICULTURE