APA (7th ed.) Citation

Voltaire & Flutre, L. (1947). Lettres choisies. Librairie Hachette.

Chicago Style (17th ed.) Citation

Voltaire and Louis-Fernand Flutre. Lettres Choisies. Paris: Librairie Hachette, 1947.

MLA (9th ed.) Citation

Voltaire and Louis-Fernand Flutre. Lettres Choisies. Librairie Hachette, 1947.

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