1
by Haller, Sabine
Published 2017
Springer Fachmedien Wiesbaden
Subjects: '; ...Service industries...

2
by Haller, Sabine
Published 2005
Gabler Verlag
Subjects: '; ...Service industries...

3
by Haller, Sabine
Published 2015
Springer Fachmedien Wiesbaden
Subjects: '; ...Service industries...

4
by Haller, Sabine
Published 2012
Gabler Verlag
Subjects: '; ...Service industries...