APA (7th ed.) Citation

Polzer, B. (1992). Ilona Ruegg. Swiss Institute [u.a.].

Chicago Style (17th ed.) Citation

Polzer, Brita. Ilona Ruegg. New York: Swiss Institute [u.a.], 1992.

MLA (8th ed.) Citation

Polzer, Brita. Ilona Ruegg. Swiss Institute [u.a.], 1992.