Gaya APA

Gutierrez, R, V, D, B, P, S, M, A, P. (1985). An Introduction to Biological Control . 233 Spring St, New York, New Y: Plenum Press Newyork.

Gaya MLA

Gutierrez, Robert, Van, Den, Bosch,, P., S., Messenger,, A., P.. "An Introduction to Biological Control". 233 Spring St, New York, New Y: Plenum Press Newyork, 1985. Text.