More Information

More Information About Z39.50
  1. The Standard - ANSI/NISO Z39.50-1995, Information Retrieval — Application Service Definition and Protocol Specification is available for free download from the NISO website <> or can be purchased in hard copy from NISO Press Fulfillment.
  2. Z39.50 Organizations -  The following organizations are actively involved with the development and maintenance of the Z39.50 standard and protocol
  • National Information Standards Organization (NISO)
  • Z39.50 Maintenance Agency
  • Z39.50 Implementors Group (ZIG)


  • Bath Profile <>
  • Bookwhere <>
  • California State University statewide library system, Pharos < webpac/spharosstart.html>
  • Consortium for the Computer Interchange of Museum Information (the CIMI Profile) <>
  • Endnote <>
  • Georgia statewide virtual library initiative, GALILEO <>
  • Government Information Locator Service (GILS) <>

Niso Press (2002). Z39.50 a primer and the protocol. Date of retrieve 1/8/2011.
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