APA (7th ed.) Citation

Curie, M., Joliot-Curie, I., & Curie, E. (2011). Lettres. Pygmalion.

Chicago Style (17th ed.) Citation

Curie, Marie, Irène Joliot-Curie, and Eve Curie. Lettres. Paris: Pygmalion, 2011.

MLA (9th ed.) Citation

Curie, Marie, et al. Lettres. Pygmalion, 2011.