APA (7th ed.) Citation

Unverfehrt, G. (1984). Caspar David Friedrich. Bruckmann.

Chicago Style (17th ed.) Citation

Unverfehrt, Gerd. Caspar David Friedrich. München: Bruckmann, 1984.

MLA (9th ed.) Citation

Unverfehrt, Gerd. Caspar David Friedrich. Bruckmann, 1984.

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