Cita APA (7a ed.)

Christie, A. (1964). The mysterious Mr. Quin (New ed.). Dell.

Cita Chicago Style (17a ed.)

Christie, Agatha. The Mysterious Mr. Quin. New ed. New York: Dell, 1964.

Cita MLA (9a ed.)

Christie, Agatha. The Mysterious Mr. Quin. New ed. Dell, 1964.