APA (7th ed.) Citation

Hummel, K. (2007). Otto B. Roegele: (1920 - 2005).

Chicago Style (17th ed.) Citation

Hummel, Karl-Joseph. Otto B. Roegele: (1920 - 2005). 2007.

MLA (9th ed.) Citation

Hummel, Karl-Joseph. Otto B. Roegele: (1920 - 2005). 2007.

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