1
by Hofmann, Karl H.
De Gruyter

2
by Hofmann, Karl H., Mostert, Paul S.
Published 1973
Springer Berlin Heidelberg

3
by Morris, Sidney A. Hofmann, Karl H.
Published 2006
Walter de Gruyter

4
by Herfort, Wolfgang
Published 2018
De Gruyter ; Higher Education Press
Other Authors: '; ...Hofmann, Karl H....