ISO 8459: Bibliographic data element directory : Pt.1: Interloan applications (ISO 8459-1:1988). - Pt.2: Acquisition applications (ISO 8459-2:1992). - Pt.3: Information retrieval applications (ISO 8459-3:1994). - Pt.4: Circulation applications (ISO/CD 8459-4:1996) - Pt.5: Data elements for the exchange of cataloguing and metadata (ISO/DIS 8459-5:2000) (1988-)
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