International Standard Bibliographic Description (International Federation of Library Associations (IFLA): Standard providing a general framework for the description of different kinds of library materials (books, serials, electronic resources, etc.), including the order of elements in the catalog entry and prescribed punctuation. ISBDs have been integrated into several catalog codes around the world, including Anglo-American Cataloguing Rules, 2nd ed. (AACR2) and Archival Moving Image Materials: a Cataloging Manual.