1.
|
München : Verlag C.H. Beck, 2011.
German | G 71 HAE.P |
|
2.
|
[Place of publication not identified] : Duncker & Humblot, 2004.
German | F 13 KAI.G |
|
3.
|
Müchen [Germany] : Verlag Dokumentation, 1991.
German | N 141(121) DE 5 |
|
4.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | F 170 DE 29 |
|