APA (7th ed.) Citation

Schmidt, M., & Gachnang, J. (1980). William N. Copley.

Chicago Style (17th ed.) Citation

Schmidt, Marianne, and Johannes Gachnang. William N. Copley. Bern, 1980.

MLA (8th ed.) Citation

Schmidt, Marianne, and Johannes Gachnang. William N. Copley. 1980.

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