Cita APA (7th ed.)

Showers, P., Watson, W., & Guinard, P. (1992). Dormir ! Circonflexe.

Cita Chicago (17th ed.)

Showers, Paul, Wendy Watson, i Pascale Guinard. Dormir ! Paris: Circonflexe, 1992.

Cita MLA (8th ed.)

Showers, Paul, et al. Dormir ! Circonflexe, 1992.