APA (7th ed.) Citation

Wirth, P., & Kießling, A. (1977). Adolf Kießling (15.2.1837-3.5.1893).

Chicago Style (17th ed.) Citation

Wirth, Peter, and Adolf Kießling. Adolf Kießling (15.2.1837-3.5.1893). 1977.

MLA (9th ed.) Citation

Wirth, Peter, and Adolf Kießling. Adolf Kießling (15.2.1837-3.5.1893). 1977.

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