APA (7th ed.) Citation

Plotino & Bréhier, É. (1931). Ennéades. Belles Lettres.

Chicago Style (17th ed.) Citation

Plotino and Émile Bréhier. Ennéades. Paris: Belles Lettres, 1931.

MLA (9th ed.) Citation

Plotino and Émile Bréhier. Ennéades. Belles Lettres, 1931.

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