Cita APA (7a ed.)

Christie, A. (1942). Peril at End House. Pocket Books.

Cita Chicago Style (17a ed.)

Christie, Agatha. Peril at End House. New York: Pocket Books, 1942.

Cita MLA (9a ed.)

Christie, Agatha. Peril at End House. Pocket Books, 1942.