Cita APA (7a ed.)

Christie, A. (1974). The A.B.C. murders. Pocket Books.

Cita Chicago Style (17a ed.)

Christie, Agatha. The A.B.C. Murders. New York: Pocket Books, 1974.

Cita MLA (9a ed.)

Christie, Agatha. The A.B.C. Murders. Pocket Books, 1974.