APA (7th ed.) Citation

Elger, D. (2000). Ludger Gerdes. Schäfer.

Chicago Style (17th ed.) Citation

Elger, Dietmar. Ludger Gerdes. Hannover: Schäfer, 2000.

MLA (8th ed.) Citation

Elger, Dietmar. Ludger Gerdes. Schäfer, 2000.

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