thomsen, f. l. (1951). Agricultural marketing. mcgraw hill book company, inc.
Chicago Style (17. basım) Atıfthomsen, frederick lundy. Agricultural Marketing. new york , london: mcgraw hill book company, inc, 1951.
MLA (9th ed.) Atıfthomsen, frederick lundy. Agricultural Marketing. mcgraw hill book company, inc, 1951.
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