Gaya APA

, ., Metcalf, R, L. (1955). Organic Insecticides : Their Chemistry and Modeof Action . New York: New York: Interscience Publishers; 1955.

Gaya MLA

, ., Metcalf, Robert, L. "Organic Insecticides : Their Chemistry and Modeof Action". New York: New York: Interscience Publishers; 1955, 1955. .