Cita APA (7th ed.)

Sayers, D. L. (1940). The unpleasantness at the Bellona Club. Pocket Books.

Cita Chicago (17th ed.)

Sayers, Dorothy L. The Unpleasantness at the Bellona Club. Nueva York: Pocket Books, 1940.

Cita MLA (9th ed.)

Sayers, Dorothy L. The Unpleasantness at the Bellona Club. Pocket Books, 1940.