APA (7th ed.) Citation

Ache, F., Imbert, M., Person, L., & Tsovma, A. Walt Whitman, Leaves of Grass. Association Française d'Etudes Américaines.

Chicago Style (17th ed.) Citation

Ache, Frédéric, Michel Imbert, Lucas Person, and Alexandra Tsovma. Walt Whitman, Leaves of Grass. Association Française d'Etudes Américaines.

MLA (9th ed.) Citation

Ache, Frédéric, et al. Walt Whitman, Leaves of Grass. Association Française d'Etudes Américaines.