Cita APA (7a ed.)

Sayers, D. L. (1955). Unnatural Death. Avon.

Cita Chicago Style (17a ed.)

Sayers, Dorothy L. Unnatural Death. New York: Avon, 1955.

Cita MLA (9a ed.)

Sayers, Dorothy L. Unnatural Death. Avon, 1955.