APA (7th ed.) Citation

Frömter, E., & Schulz, I. (2011). Karl Julius Ullrich, 1925 – 2010: Obituary.

Chicago Style (17th ed.) Citation

Frömter, Eberhard, and Irene Schulz. Karl Julius Ullrich, 1925 – 2010: Obituary. 2011.

MLA (9th ed.) Citation

Frömter, Eberhard, and Irene Schulz. Karl Julius Ullrich, 1925 – 2010: Obituary. 2011.

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