APA (7th ed.) Citation

Marriott, E., & Fellowes, J. (2019). Downton Abbey: The official film companion (First U.S. edition.). St. Martin's Press.

Chicago Style (17th ed.) Citation

Marriott, Emma, and Julian Fellowes. Downton Abbey: The Official Film Companion. First U.S. edition. New York: St. Martin's Press, 2019.

MLA (9th ed.) Citation

Marriott, Emma, and Julian Fellowes. Downton Abbey: The Official Film Companion. First U.S. edition. St. Martin's Press, 2019.