Cita APA (7a ed.)

Ambler, E. (1964). To catch a spy. Bodley Head.

Cita Chicago Style (17a ed.)

Ambler, Eric. To Catch a Spy. London: Bodley Head, 1964.

Cita MLA (9a ed.)

Ambler, Eric. To Catch a Spy. Bodley Head, 1964.