1
by Härle, Dietrich
Published 1961
Gabler Verlag

2
by Härle, Dietrich, Schöning, Hans, Witthoff, Hans-Wilhelm
Published 1987
Gabler Verlag

3
by Härle, Dietrich, Schöning, Hans, Witthoff, Hans-Wilhelm
Published 1980
Gabler Verlag