| ISBD(ER) : international standard bibliographic description for electronic resources : revised from the ISBD(CF) : international standard bibliographic description for computer files / [International Federation of Library Associations and Institutions, IFLA Universal Bibliographic Control and International MARC Programme, Deutsche Bibliothek, Frankfurt am Main] ; recommended by the ISBD(CF) Review Group 3598113692 ISBD(ER) : international standard bibliographic description for electronic resources : revised from the ISBD(CF) : international standard bibliographic description for computer files / [International Federation of Library Associations and Institutions, IFLA Universal Bibliographic Control and International MARC Programme, Deutsche Bibliothek, Frankfurt am Main] ; recommended by the ISBD(CF) Review Group 117202 |
