APA (7th ed.) Citation

Güntner, J., & Frei, C. (2011). Privatsphäre. Vontobel-Stiftung.

Chicago Style (17th ed.) Citation

Güntner, Joachim, and Caspar Frei. Privatsphäre. Zürich: Vontobel-Stiftung, 2011.

MLA (9th ed.) Citation

Güntner, Joachim, and Caspar Frei. Privatsphäre. Vontobel-Stiftung, 2011.

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