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1.
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London, England : Sweet & Maxwell, 1999.
English | N 631 GB 10 |
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2.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1997.
German | 28 DE |
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3.
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Kln : Rws Verl. Kommunikationsforum, 1998.
German | N 631 HOE.R |
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4.
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London, England : Sweet & Maxwell, 1999.
English | 10 GB |
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