Actualité

Gold 50 Anniversary logo

In the book world, we’ve come to take International Standard Book Number (ISBN) - that 13 digit number found on the copyright page or back of a book - for granted.

Photograph of meeting delegates in front of the National Library building

This year the ISBN regional meeting of the Balkan group took place in Sofia, Bulgaria on 12 and 13 May 2015. Our kind hosts were the National Library St. Cyril and St.

We are delighted to announce that the ISBN Users’ Manual is now availabl