APA (7th ed.) Citation

Mortimer, J. C. (1997). Felix in the underworld (1. American ed.). Viking.

Chicago Style (17th ed.) Citation

Mortimer, John Clifford. Felix in the Underworld. 1. American ed. New York: Viking, 1997.

MLA (9th ed.) Citation

Mortimer, John Clifford. Felix in the Underworld. 1. American ed. Viking, 1997.