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2.
3.
[Place of publication not identified] : [Germany (West)], 1989.
German | H 30 NIR.G 1989 |
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5.
Heidelberg : Recht & Wirtschaft, 1988.
Second edition.
German | H 30 GER.G |
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7.
Courbevoie [France] : Institut National de la Propriété Industrielle, 1988.
French | 10A OMPI |
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9.
Stockholm [Sweden] : Nordiskt Immateriellt Rättsskydd (NIR), 1974.
Swiss german | 3 SE |
10.