Kogan, J. (1984). International directory of soybean entomologists. Illinois: SIRIC.
Trích dẫn kiểu ChicagoKogan, Jenny. International Directory of Soybean Entomologists. Illinois: SIRIC, 1984.
MLA CitationKogan, Jenny. International Directory of Soybean Entomologists. Illinois: SIRIC, 1984.
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