APA (7th ed.) Citation

(1989). Witten-Herdecke. Falk.

Chicago Style (17th ed.) Citation

Witten-Herdecke. Hamburg u.a: Falk, 1989.

MLA (9th ed.) Citation

Witten-Herdecke. Falk, 1989.

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