APA (7th ed.) Citation

Beauvoir, S. d., & Frechtman, B. (1948). The ethics of ambiguity. Philosophical Library.

Chicago Style (17th ed.) Citation

Beauvoir, Simone de, and Bernard Frechtman. The Ethics of Ambiguity. New York: Philosophical Library, 1948.

MLA (9th ed.) Citation

Beauvoir, Simone de, and Bernard Frechtman. The Ethics of Ambiguity. Philosophical Library, 1948.