APA (7th ed.) Citation

Dührkoop, R. Berliner Professoren: Rudolf Dührkoop. Gedanken.(1987).

Chicago Style (17th ed.) Citation

Dührkoop, Rudolf. "Berliner Professoren: Rudolf Dührkoop." Gedanken.(1987) .

MLA (8th ed.) Citation

Dührkoop, Rudolf. "Berliner Professoren: Rudolf Dührkoop." Gedanken.(1987), .

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