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  1. Field crop costs and returns, 1948-1954 : a study of costs and returns in four major-type-of-farming areas of Illinois / by R.H. Wilcox and R.A. Hinton.
    By: Wilcox, R. H. - Hinton, Royce A.
    Publication info: Urbana, Ill. :University of Illinois Agricultural Experiment Station,1957.
    Contributed by: University of Illinois Urbana Champaign
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