APA (7th ed.) Citation

Peterfy, E., Bichet, R., & Stiegelmar, R. (1914). Essais critiques. Fontemoing.

Chicago Style (17th ed.) Citation

Peterfy, Eugene, René Bichet, and Robert Stiegelmar. Essais Critiques. Paris: Fontemoing, 1914.

MLA (9th ed.) Citation

Peterfy, Eugene, et al. Essais Critiques. Fontemoing, 1914.