Dummeier, E. F., & Heflebower, R. B. (1950). Economics with applications to agriculture. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)Dummeier, Edwin F, i Richard Brooks Heflebower. Economics with Applications to Agriculture. New York: McGraw-Hill, 1950.
MLA način citiranja (9. izdanje)Dummeier, Edwin F, i Richard Brooks Heflebower. Economics with Applications to Agriculture. McGraw-Hill, 1950.
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