APA (7th ed.) Citation

Ramuz, C., Cingria, A., Guisan, G., & Jakubec, D. (1978). Lettres. Bibliothèque des Arts.

Chicago Style (17th ed.) Citation

Ramuz, Charles-Ferdinand, Alexandre Cingria, Gilbert Guisan, and Doris Jakubec. Lettres. Lausanne [etc]: Bibliothèque des Arts, 1978.

MLA (9th ed.) Citation

Ramuz, Charles-Ferdinand, et al. Lettres. Bibliothèque des Arts, 1978.