Cita APA (7th ed.)

Wolfe, T. (2016). The kingdom of speech. Little, Brown and Company.

Cita Chicago (17th ed.)

Wolfe, Tom. The Kingdom of Speech. New York, NY: Little, Brown and Company, 2016.

Cita MLA (9th ed.)

Wolfe, Tom. The Kingdom of Speech. Little, Brown and Company, 2016.

Atenció: Aquestes cites poden no estar 100% correctes.