Heady, E. O. (1952). Economics of agricultural production and resource use. Prentice-Hall.
Chicago Style (17. basım) AtıfHeady, Earl Orel. Economics of Agricultural Production and Resource Use. New York: Prentice-Hall, 1952.
MLA (9th ed.) AtıfHeady, Earl Orel. Economics of Agricultural Production and Resource Use. Prentice-Hall, 1952.
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