Bruce L. Gardner and Gordon C. Rausser. (2002). Agricultural and Food Policy. ELSEVIER.
Chicago Style (17. basım) AtıfBruce L. Gardner and Gordon C. Rausser. Agricultural and Food Policy. ELSEVIER, 2002.
MLA (8th ed.) AtıfBruce L. Gardner and Gordon C. Rausser. Agricultural and Food Policy. ELSEVIER, 2002.
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