Bowker.com

Bowker's Identifier Services division, which encompasses ISBN, ISTC, ISMN, DOI, SAN and ISPI identifiers, is responsible for identifier asset management and discoverability solutions, as well as the proliferation of industry standard ID services across the book industry and content services supply chain.  These services benefit publishers, self publishers, authors, and other book industry professionals.

Learn more about Bowker's identifier services ...

• Book Title Identifiers (ISBN)
• Digital Object Identifiers (DOI)
• Bar Code Services
  
• Publisher Address Identifiers (SAN)
• Sheet Music Identifiers (ISMN)