|
1.
|
Basel : Helbing & Lichtenhahn, c1999.
2., nachgef. Aufl.
German | K 810 DAV.M(2) |
|
|
2.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1993.
German | 29 DE |
|
|
3.
|
Basel [et Al] : Helbing & Lichtenhahn, 1994.
4. Aufl.
German | K 810 DAV.M(4) |
|
|
4.
|
London [England] : Euromoney Institutional Investor PLC, 1993.
Portuguese | 72 GB |
|