APA (7th ed.) Citation

Camartin, I., Schmidt, H., & Weizsäcker, R. v. (2008). Schweiz. Beck.

Chicago Style (17th ed.) Citation

Camartin, Iso, Helmut Schmidt, and Richard von Weizsäcker. Schweiz. München: Beck, 2008.

MLA (8th ed.) Citation

Camartin, Iso, et al. Schweiz. Beck, 2008.