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1.
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München : K.G. Saur, 1995.
Spanish | D 23 PON.B |
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2.
|
München : K.G. Saur, 1997.
English | D 231 HIL.I |
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3.
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München : K.G. Saur, 1996.
Second revised and enl. edition.
English | D 231 IFLA.MU |
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4.
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Ljubljana : Slovenian Intellectual Property Office, 1996.
English | F 630 SIPO.I |
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