Cita APA (7a ed.)

Williams, V., & Labat, L. (1938). L'heure inexorable: (The clock ticks on). Librairie des Champs-Elysées.

Cita Chicago Style (17a ed.)

Williams, Valentin, y Louis Labat. L'heure Inexorable: (The Clock Ticks on). Paris: Librairie des Champs-Elysées, 1938.

Cita MLA (9a ed.)

Williams, Valentin, y Louis Labat. L'heure Inexorable: (The Clock Ticks on). Librairie des Champs-Elysées, 1938.