Cita APA (7th ed.)
Piper, R. (2011). Pests: A guide to the world's most maligned, yet misunderstood creatures. Greenwood.
Cita Chicago (17th ed.)
Piper, Ross. Pests: A Guide to the World's Most Maligned, yet Misunderstood Creatures. Santa Barbara, Calif.: Greenwood, 2011.
Cita MLA (9th ed.)
Piper, Ross. Pests: A Guide to the World's Most Maligned, yet Misunderstood Creatures. Greenwood, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.