1.
|
Basel : Helbing & Lichtenhahn, 1989. Third edition.
German | F 13 TRO.K |
|
2.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | F 43(121) DE 28 |
|
3.
|
Bern [Switzerland] : Verlag Staempfli, 1997. Second edition.
German | F 10 REH.T |
|
4.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | F 6351(13) DE 29 |
|
5.
|
[Place of publication not identified] : [publisher not identified], 1992.
German | K 941 DE 29 |
|
6.
|
[Place of publication not identified] : [publisher not identified], 1991.
German | 28 CH |
|
7.
|
[Place of publication not identified] : [publisher not identified], 1991.
German | 29 DE |
|
8.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1991.
German | 28 DE |
|