Kohl, R. L. (2009). Markeeting of agricultural Products (9th ed.). PHI Learning.
Chicago-čujuhus (17. p.)Kohl, Richard L. Markeeting of Agricultural Products. 9th ed. NewDelhi: PHI Learning, 2009.
MLA-čujuhus (9. p.)Kohl, Richard L. Markeeting of Agricultural Products. 9th ed. PHI Learning, 2009.
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