APA (7th ed.) Citation

Krüger, F., & Gerhard, U. (2015). Mittlerer Westen der USA. Geographische Rundschau.

Chicago Style (17th ed.) Citation

Krüger, Fred, and Ulrike Gerhard. "Mittlerer Westen Der USA." Geographische Rundschau 2015.

MLA (9th ed.) Citation

Krüger, Fred, and Ulrike Gerhard. "Mittlerer Westen Der USA." Geographische Rundschau, 2015.

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