4
by Knopp, Lothar
Published 2010
Nomos Verlagsgesellschaft mbH & Co. KG

5
by Knopp, Lothar
Published 2009
Nomos Verlagsgesellschaft mbH & Co. KG

8
by Knopp, Lothar
Published 2019
Nomos Verlagsgesellschaft mbH & Co. KG

11
by Knopp, Lothar
Published 2020
Logos Verlag Berlin