1
by Proff, Heike, Proff, Harald
Published 2012
Gabler Verlag
Subjects: '; ...Business Strategy/Leadership...

2
by Proff, Heike
Published 2019
Springer Fachmedien Wiesbaden
Subjects: '; ...Business Strategy/Leadership...

3
by Proff, Heike, Szybisty, Gregor
Published 2018
Springer Fachmedien Wiesbaden
Subjects: '; ...Business Strategy/Leadership...