APA ציטוט

Robert Boardman. (1986). Pesticides in world agriculture. New York: St. Martin's Press.

Trích dẫn kiểu Chicago

Robert Boardman. Pesticides in World Agriculture. New York: St. Martin's Press, 1986.

ציטוט MLA

Robert Boardman. Pesticides in World Agriculture. New York: St. Martin's Press, 1986.