Cita APA (7a ed.)

Simenon, G., & Stewart, J. (1972). Maigret mystified. Penguin Books.

Cita Chicago Style (17a ed.)

Simenon, Georges, y Jean Stewart. Maigret Mystified. Harmondsworth: Penguin Books, 1972.

Cita MLA (9a ed.)

Simenon, Georges, y Jean Stewart. Maigret Mystified. Penguin Books, 1972.