APA Citation

Vaughan, W., & Friedrich, C. D. (2004). Friedrich. London [u.a.]: Phaidon.

Chicago Style Citation

Vaughan, William, and Caspar David Friedrich. Friedrich. London [u.a.]: Phaidon, 2004.

MLA Citation

Vaughan, William, and Caspar David Friedrich. Friedrich. London [u.a.]: Phaidon, 2004.

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