1
by Benninghoven, Alfred
Published 1986
Springer Berlin Heidelberg

2
by Benninghoven, Alfred
Published 1986
Springer Berlin Heidelberg

3
by Benninghoven, Alfred
Published 1983
Springer Berlin Heidelberg

4
by Benninghoven, Alfred, Wiedmann, Lothar
Published 1978
VS Verlag für Sozialwissenschaften