APA (7th ed.) Citation

Ευριπίδης & Gregoire, H. (1950). Euripide, Helene. Les Belles Lettres.

Chicago Style (17th ed.) Citation

Ευριπίδης and Henri Gregoire. Euripide, Helene. Paris: Les Belles Lettres, 1950.

MLA (8th ed.) Citation

Ευριπίδης and Henri Gregoire. Euripide, Helene. Les Belles Lettres, 1950.