APA Style

et.al., ., Grosse, I. (2009). German conference on bioinformatics 2009 : short papers and poster abstracts (GCB 2009). Wittenberg: Martin Luther University Halle-Wittenberg.

MLA Style

et.al., ., Grosse, Ivo. "German conference on bioinformatics 2009 : short papers and poster abstracts". GCB 2009 Wittenberg: Martin Luther University Halle-Wittenberg, 2009. Proceedings.