2
by Werhahn, Jürgen W.
Published 1965
Gabler Verlag

3
by Werhahn, Jürgen W.
Published 1983
Gabler Verlag

4
by Werhahn, Jürgen W., Schebesta, Michael
Published 1980
Gabler Verlag

5
Published 1965
Gabler Verlag
Other Authors: '; ...Werhahn, Jürgen W....

6
Published 1962
Gabler Verlag
Other Authors: '; ...Werhahn, Jürgen W....