APA (7th ed.) Citation

Schmidt, P., Schwerte, H., & Schanze, H. (1970). Indices zur deutschen Literatur. Athenäum.

Chicago Style (17th ed.) Citation

Schmidt, Peter, Hans Schwerte, and Helmut Schanze. Indices Zur Deutschen Literatur. Frankfurt a.M. ; Bonn: Athenäum, 1970.

MLA (8th ed.) Citation

Schmidt, Peter, et al. Indices Zur Deutschen Literatur. Athenäum, 1970.

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