Knutson, R. D. (1983). Agricultural and food policy. Englewood Cliffs: Prentce-Hall.
Čikaški stil citiranjaKnutson, Ronald D. Agricultural and Food Policy. Englewood Cliffs: Prentce-Hall, 1983.
MLA način citiranjaKnutson, Ronald D. Agricultural and Food Policy. Englewood Cliffs: Prentce-Hall, 1983.
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