Cita APA (7th ed.)

Conrad, J. (1994). The secret agent: A simple tale. Penguin Books.

Cita Chicago (17th ed.)

Conrad, Joseph. The Secret Agent: A Simple Tale. London: Penguin Books, 1994.

Cita MLA (9th ed.)

Conrad, Joseph. The Secret Agent: A Simple Tale. Penguin Books, 1994.