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1.
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Oxford [Oxfordshire] : Pergamon Press, 1983.
English | B 31 CON |
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2.
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[Chicago] : American Bar Association, Section of Patent, Trademark, and Copyright Law, c1988.
English | B 31 CEL |
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3.
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Koeln Et Al : Heymann, 1987.
German | B 31 STA |
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4.
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Washington Dc : Pan American Union, 1976.
English | B 31 OAS.C |
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5.
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Washington Dc : Pan American Union, 1974.
English | B 31 OAS.C |
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6.
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Washington Dc : Pan American Union, 1972.
English | B 31 OAS.C |
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7.
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Washington Dc : Pan American Union, 1969.
English | B 31 OAS.C |
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8.
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[Place of publication not identified] : [publisher not identified], 1968.
Spanish | B 31 OAS.C |
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9.
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The Hague [Netherlands] : Martinus Nijhoff, 1956.
Second edition.
English | B 31 PEA.C |
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10.
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Washington Dc : Pan American Union, 1968.
English | B 31 OAS.C |
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