APA (7th ed.) Citation

Schweizerische Geologische Kommission & Trümpy, R. (1980). Geology of Switzerland: A guide-book. Wepf & Co..

Chicago Style (17th ed.) Citation

Schweizerische Geologische Kommission and Rudolf Trümpy. Geology of Switzerland: A Guide-book. Basel ; New York: Wepf & Co., 1980.

MLA (9th ed.) Citation

Schweizerische Geologische Kommission and Rudolf Trümpy. Geology of Switzerland: A Guide-book. Wepf & Co., 1980.