This database contains bibliographical references of all books published in Spain since 1972. It is managed by the Spanish ISBN Agency. The data is provided by publishers themselves when applying for an ISBN to be assigned, which has been compulsory since 1972.
It contains over 900,000 references of publications in Spanish, Catalonian, Galician and Basque, both in and out of print.
It enables searches by ISBN, author, title, subject, publisher, year, series or collection, and place of publication.
It is possible to restrict searches by language, type of register and medium.