APA (7th ed.) Citation

Appignanesi, R., & Zarate, O. (2001). Introducing existentialism / Richard Appignanesi and Oscar Zarate. Icon.

Chicago Style (17th ed.) Citation

Appignanesi, Richard, and Oscar Zarate. Introducing Existentialism / Richard Appignanesi and Oscar Zarate. Cambridge: Icon, 2001.

MLA (9th ed.) Citation

Appignanesi, Richard, and Oscar Zarate. Introducing Existentialism / Richard Appignanesi and Oscar Zarate. Icon, 2001.

Warning: These citations may not always be 100% accurate.