APA (7th ed.) Citation

Marty, F., Stewart, E., & Porter, W. (1971). Vivre en France. Editorial Mangold.

Chicago Style (17th ed.) Citation

Marty, Fernand, Ella Stewart, and Winifred Porter. Vivre En France. Madrid: Editorial Mangold, 1971.

MLA (9th ed.) Citation

Marty, Fernand, et al. Vivre En France. Editorial Mangold, 1971.