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1.
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Milano : Giuffre, 1978.
Italian | M 135 CAR.P |
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2.
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Coimbra [Portugal] : Livraria Almedina, 1982.
German | M 135 OEH.P |
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3.
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Basel : Recht Und Gesellschaft, 1980.
German | M 135 TRO.K |
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4.
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Genève, Switzerland : Organisation Mondiale de la Propriété Intellectuelle, 1977.
French | E 2384P2311 OMPI.CTV/WG (F/E) |
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5.
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[Place of publication not identified] : [publisher not identified], 1979.
German | 29 DE |
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