International Standard Book Number – ISBN
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Issues International Standard Book Numbers (ISBN) - unique numerical identifiers for books, pamphlets, educational kits, microforms, CD-ROMs and other digital and electronic publications. Manages the ISBN Canada online system, a free service that allows publishers to manage their ISBN account and logbook, to assign their ISBNs to future publications, and to modify information about their publications. Provides access to the names and contact information of Canadian publishers who have been assigned ISBNs through the Canadian ISBN Publisher's Directory. (Acquisition and processing of published heritage, Library and Archives Canada.)