APA Citation

Gaarder, J., & Anderson, J. (2010). The castle in the Pyrenees. London: Weidenfeld & Nicolson.

Chicago Style Citation

Gaarder, Jostein, and James Anderson. The Castle in the Pyrenees. London: Weidenfeld & Nicolson, 2010.

MLA Citation

Gaarder, Jostein, and James Anderson. The Castle in the Pyrenees. London: Weidenfeld & Nicolson, 2010.

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