APA Edition Citation

Gaarder, J. (1995). Sophie's World: A Novel about the History of Philosophy. Phoenix House.

Chicago Edition Citation

Gaarder, Jostein. Sophie's World: A Novel About the History of Philosophy. Great Britain: Phoenix House, 1995.

MLA Edition Citation

Gaarder, Jostein. Sophie's World: A Novel About the History of Philosophy. Phoenix House, 1995.

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