Cita APA (7a ed.)

Greene, G. (1971). The Confidential Agent: An Entertainment. Penguin.

Cita Chicago Style (17a ed.)

Greene, Graham. The Confidential Agent: An Entertainment. Harmondsworth: Penguin, 1971.

Cita MLA (9a ed.)

Greene, Graham. The Confidential Agent: An Entertainment. Penguin, 1971.