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Publishers' international ISBN directory : 3 Bde (1996)
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- 3-598-21605-X
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Walford's guide to reference material : Vol.1: Science and technology (1999)
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- 1-85604-341-X
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Informationsmittel für Bibliotheken (IFB) : Besprechungsdienst und Berichte (1997)
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- Isbn
- 3-87068-545-X
