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1.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1990.
German | 29 DE |
|
|
2.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1990.
German | 29 DE |
|
|
3.
|
Köln : C. Heymann, 1988.
German | G 21 LOH.N |
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4.
|
London [England] : Informa Law, 1998.
English | 53 GB |
|