The 37th edition of this established reference work offers a wealth of information on the worldwide publishing landscape. It includes more than 900,000 ISBN prefixes from 200 countries and territories. The Geographical Section (volumes 1-4) provides the names of more than 800,000 active publishing houses, arranged alphabetically by country, and within country by name. Entries contain the full address including email and URL particulars as well as ISBN prefixes. Publishers can be identified via their ISBN prefixes through the Numerical ISBN Section (volumes 5-6).

The 39th edition of this established reference work offers a wealth of information on the worldwide publishing landscape. It includes more than 900,000 ISBN prefixes from 200 countries and territories. The Geographical Section (volumes 1-4) provides the names of more than 800,000 active publishing houses, arranged alphabetically by country, and within country by name. Entries contain the full address including email and URL particulars as well as ISBN prefixes. Publishers can be identified via their ISBN prefixes through the Numerical ISBN Section (volumes 5-6).