Cita APA (7th ed.)

Ludlum's, R. (2003). The Paris option. HarperCollins Publishers.

Cita Chicago (17th ed.)

Ludlum's, Robert. The Paris Option. London: HarperCollins Publishers, 2003.

Cita MLA (8th ed.)

Ludlum's, Robert. The Paris Option. HarperCollins Publishers, 2003.