APA (7th ed.) Citation

Pfeiffer, T., & Frings, S. (2009). Sprachen ohne Worte. Studium Generale.

Chicago Style (17th ed.) Citation

Pfeiffer, Thomas, and Stephan Frings. "Sprachen Ohne Worte." Studium Generale 2009.

MLA (9th ed.) Citation

Pfeiffer, Thomas, and Stephan Frings. "Sprachen Ohne Worte." Studium Generale, 2009.

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