APA (7th ed.) Citation

Livio, T., Bayet, J., & Baillet, G. (1954). Histoire romaine. Belles Lettres.

Chicago Style (17th ed.) Citation

Livio, Tito, Jean Bayet, and Gaston Baillet. Histoire Romaine. Paris: Belles Lettres, 1954.

MLA (9th ed.) Citation

Livio, Tito, et al. Histoire Romaine. Belles Lettres, 1954.