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1.
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Geneva : World Intellectual Property Organization, 1993.
Reprinted.
English | E 224:429(E) |
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2.
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Geneva, Switzerland : World Intellectual Property Organization, 1981.
English | E 2383P1423 WIPO.G |
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3.
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Geneva, Switzerland : World Intellectual Property Organization, 1975.
English | E 2384P2201 WIPO.R |
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4.
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Geneva, Switzerland : World Intellectual Property Organization, 1973.
English | E 224:314 |
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5.
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Ginebra [Colombia] : Organización Mundial de la Propiedad Intelectual, 1972.
Spanish | E 224:273 |
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6.
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Geneva, Switzerland : World Intellectual Property Organization, 1972.
English | E 224:272 |
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7.
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[Place of publication not identified] : [publisher not identified], 1991.
Spanish | 3C UNESCO |
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8.
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[Place of publication not identified] : [publisher not identified], 1991.
Spanish | 3C UNESCO |
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9.
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[Paris, France] : [UNESCO], 1991.
French | 3A UNESCO |
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10.
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[Paris, France] : [UNESCO], 1991.
French | 3A UNESCO |
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