1
by Klemm, Matthias, Kraetsch, Clemens, Weyand, Jan
Published 2011
Nomos Verlagsgesellschaft mbH & Co. KG

2
by Artus, Ingrid, Kraetsch, Clemens, Röbenack, Silke
Published 2015
Nomos Verlagsgesellschaft mbH & Co. KG

3
Published 1999
Deutscher Universitätsverlag
Other Authors: '; ...Kraetsch, Clemens...