APA (7th ed.) Citation

Hirschfelder, H., Wolf, H., & Hege, F. (1965). Naumburg. Brockhaus.

Chicago Style (17th ed.) Citation

Hirschfelder, Hans, Hans Wolf, and Fritz Hege. Naumburg. Leipzig: Brockhaus, 1965.

MLA (8th ed.) Citation

Hirschfelder, Hans, et al. Naumburg. Brockhaus, 1965.