Cita APA (7th ed.)

Maitland, K. (2009). The owl killers. Penguin Books.

Cita Chicago (17th ed.)

Maitland, Karen. The Owl Killers. London: Penguin Books, 2009.

Cita MLA (8th ed.)

Maitland, Karen. The Owl Killers. Penguin Books, 2009.