APA (7th ed.) Citation

Frei, U. B., & Rogger, A. (1997). Vier Positionen: Ester Bättig, Ralph Hauswirth, Bessie Nager, Urs Troxler.

Chicago Style (17th ed.) Citation

Frei, Urs Beat, and André Rogger. Vier Positionen: Ester Bättig, Ralph Hauswirth, Bessie Nager, Urs Troxler. Luzern, 1997.

MLA (9th ed.) Citation

Frei, Urs Beat, and André Rogger. Vier Positionen: Ester Bättig, Ralph Hauswirth, Bessie Nager, Urs Troxler. 1997.

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