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The International Standard Book Number (ISBN) is a unique numeric commercial book .... ISBNs from their respective national ISBN registration agency. A directory of ISBN agencies is available on the International ISBN Agency website.


With 150 regional or national registration agencies, ISBN is used in more than ... The International ISBN Agency is the registration authority for the Standard on a ...


Buy Discount Book - Price Comparison - Best Price - ISBN.Directory.


BookFinder4U, ISBN search: compare book prices: new, ued out of ptint books.


ISBNDB.COM - Books search engine taking data from hundreds of libraries.


Official ISBN prefix directory; Easy identification of publishers and their addresses ; Helpful tool for order procedures in the book trade and in libraries ...


Frequently Asked Questions About ISBNs: How Can an ISBN Improve My Book ... Companies are eligible for a free listing in various directories such as Books in ...


Creators of products and services that make books easier for people to discover, evaluate, order, and experience, Bowker is the official ISBN Agency for the ...


(continues: N.W. Ayer & Son's directory of newspapers and periodicals. 1930- 1969) ... Publishers' international directory with ISBN index = Internationales ...