1
by Opitz, Herwart, Baum, Matthias, Lacoste, Jean-Pierre
Published 1972
VS Verlag für Sozialwissenschaften

2
by Weber, Wolfgang, Kabst, Rüdiger, Baum, Matthias
Published 2014
Gabler Verlag

3
by Weber, Wolfgang, Kabst, Rüdiger, Baum, Matthias
Published 2018
Springer Fachmedien Wiesbaden