APA (7th ed.) Citation

Phillips, C., & Panster, A. (2009). 50 Rätsel für Querdenker. Ariston.

Chicago Style (17th ed.) Citation

Phillips, Charles, and Andrea Panster. 50 Rätsel Für Querdenker. [München]: Ariston, 2009.

MLA (9th ed.) Citation

Phillips, Charles, and Andrea Panster. 50 Rätsel Für Querdenker. Ariston, 2009.

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