1.
|
Bern : P. Lang, c1990.
German | N 30 BER.P |
|
2.
|
[Heidelberg, Germany] : [Springer], 1991.
English | 34 DE |
|
3.
|
Müchen [Germany] : Verlag Dokumentation, 1973.
German | 5 DE |
|
4.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1988.
German | 28 DE |
|
5.
|
Berlin : Schweitzer, 1977.
German | N 30 KHA.G |
|
6.
|
[Paris, France] : [UNESCO], 1939.
French | 6A OMPI |
|
7.
|
Müchen [Germany] : Verlag Dokumentation, 1974.
German | 5 DE |
|