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1.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | N 614 DE 28 |
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2.
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London, England : Sweet & Maxwell, 1985.
English | G 9413 GB 10 |
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3.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | 28 DE |
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4.
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Nomos-Verl.-Ges : Baden-Baden [Germany], 1992.
German | N 63763(1) DE 24 |
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