Cita APA (7a ed.)

Coelho, P., & Perry, Z. (2017). The spy. Arrow Books.

Cita Chicago Style (17a ed.)

Coelho, Paulo, y Zoë Perry. The Spy. London: Arrow Books, 2017.

Cita MLA (9a ed.)

Coelho, Paulo, y Zoë Perry. The Spy. Arrow Books, 2017.