Cita APA (7a ed.)

Warner, O., & Chadwick, P. (1951). The crown jewels (1st published.). Penguin.

Cita Chicago Style (17a ed.)

Warner, Oliver, y Paxton Chadwick. The Crown Jewels. 1st published. Harmondsworth: Penguin, 1951.

Cita MLA (9a ed.)

Warner, Oliver, y Paxton Chadwick. The Crown Jewels. 1st published. Penguin, 1951.