APA (7th ed.) Citation

Ess, A., Schurig, H., & Mair, B. (1986). Vorarlberg. Ueberreuter.

Chicago Style (17th ed.) Citation

Ess, Albert, Heinz Schurig, and Beate Mair. Vorarlberg. Wien: Ueberreuter, 1986.

MLA (9th ed.) Citation

Ess, Albert, et al. Vorarlberg. Ueberreuter, 1986.