APA (7th ed.) Citation

Haas, H., & Dumler, H. Voralpenland. Dt. Wander-Verl.

Chicago Style (17th ed.) Citation

Haas, Heinz, and Helmut Dumler. Voralpenland. Ostfildern: Dt. Wander-Verl.

MLA (9th ed.) Citation

Haas, Heinz, and Helmut Dumler. Voralpenland. Dt. Wander-Verl.

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