1
by Egner, Björn
Published 2013
Springer Fachmedien Wiesbaden

2
by Egner, Björn, Krapp, Max-Christopher, Heinelt, Hubert
Published 2013
Springer Fachmedien Wiesbaden

3
by Heinelt, Hubert, Egner, Björn, Richter, Timo Alexander, Vetter, Angelika
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG

4
Published 2012
VS Verlag für Sozialwissenschaften
Other Authors: '; ...Egner, Björn...