1.
|
[Place of publication not identified] : [publisher not identified], 1994.
Danish | 28 CH |
Available |
|
2.
|
Köln : Heymann, 1999. 4. Aufl.
German | G 72 SCH.P(4) |
Available |
|
3.
|
Köln : C. Heymann, c1987. 3. Aufl.
German | G 72 SCH.P |
Available |
|
4.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | G 74 DE 28 |
Available |
|