APA (7th ed.) Citation

Badia, G., Chabbert, J., & Meier, P. (1964). Lettres sur "Le Capital". Paris: Editions Sociales.

Chicago Style (17th ed.) Citation

Badia, Gilbert, Jean Chabbert, and Paul Meier. Lettres Sur "Le Capital". Paris: Editions Sociales, 1964.

MLA (8th ed.) Citation

Badia, Gilbert, et al. Lettres Sur "Le Capital". Paris: Editions Sociales, 1964.