APA (7th ed.) Citation

Ullrich, E. (2004). In memoriam Otto Volk: (1892 - 1989).

Chicago Style (17th ed.) Citation

Ullrich, Elmar. In Memoriam Otto Volk: (1892 - 1989). 2004.

MLA (9th ed.) Citation

Ullrich, Elmar. In Memoriam Otto Volk: (1892 - 1989). 2004.

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