APA (7th ed.) Citation

Koestler, A., & Moppès, D. v. (1947). Un testament espagnol: (Spanish testament). Albin Michel.

Chicago Style (17th ed.) Citation

Koestler, Arthur, and Denise van Moppès. Un Testament Espagnol: (Spanish Testament). Paris: Albin Michel, 1947.

MLA (9th ed.) Citation

Koestler, Arthur, and Denise van Moppès. Un Testament Espagnol: (Spanish Testament). Albin Michel, 1947.