APA (7th ed.) Citation

Voltaire & Petit, R. (1947). Lettres choisies. Librairie Larousse.

Chicago Style (17th ed.) Citation

Voltaire and Roger Petit. Lettres Choisies. Paris: Librairie Larousse, 1947.

MLA (9th ed.) Citation

Voltaire and Roger Petit. Lettres Choisies. Librairie Larousse, 1947.

Warning: These citations may not always be 100% accurate.