APA (7th ed.) Citation

Hannan, B. (2009). The riddle of the world: A reconsideration of Schopenhauer's philosophy. Oxford University Press.

Chicago Style (17th ed.) Citation

Hannan, Barbara. The Riddle of the World: A Reconsideration of Schopenhauer's Philosophy. Oxford ; New York: Oxford University Press, 2009.

MLA (9th ed.) Citation

Hannan, Barbara. The Riddle of the World: A Reconsideration of Schopenhauer's Philosophy. Oxford University Press, 2009.