Robert Boardman. (1986). Pesticides in world agriculture. New York: St. Martin's Press.
Trích dẫn kiểu ChicagoRobert Boardman. Pesticides in World Agriculture. New York: St. Martin's Press, 1986.
MLA CitationRobert Boardman. Pesticides in World Agriculture. New York: St. Martin's Press, 1986.
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