APA (7th ed.) Citation

Boor, W. d. (1993). Über den Zeitgeist. Elwert.

Chicago Style (17th ed.) Citation

Boor, Wolfgang de. Über Den Zeitgeist. Marburg: Elwert, 1993.

MLA (8th ed.) Citation

Boor, Wolfgang de. Über Den Zeitgeist. Elwert, 1993.

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