1
by Altmann, Jürgen
Published 1989
Springer Berlin Heidelberg

2
by Altmann, Jürgen, Bernhardt, Ute, Nixdorff, Kathryn, Ruhmann, Ingo
Published 2007
VS Verlag für Sozialwissenschaften

3
by Altmann, Jürgen, Bernhardt, Ute, Nixdorff, Kathryn, Ruhmann, Ingo
Published 2017
Springer Fachmedien Wiesbaden