The MARC 21 Format for Holdings Data should be used with the following standards and related documentation.  When a standard is applicable to data in specific fields of the format, the fields are given in brackets following the citation.

National and International Standards:

ISO publications may be obtained from the International Organization for Standardization (ISO) ( and their agents; and ANSI/NISO Z39 publications may be obtained from the National Information Standards Organization (NISO) (

Anglo-American Cataloguing Rules. Chicago: American Library Association  [Fields 853-855; 866-868]

Format for Information Exchange (ISO 2709) and Bibliographic Information Interchange (ANSI Z39.2)

Holdings Statements for Bibliographic Items (ANSI/NISO Z39.71)

Holdings Statements for Non-Serial Items (ANSI/NISO Z39.57)  [Superseded by ANSI/NISO Z39.71]

Holdings Statements--Summary Level (ISO 10324)

Representation of Dates and Times (ISO 8601)  [Field 005]

Serial Holdings Statements (ANSI Z39.44)  [Superseded by ANSI/NISO Z39.71]

MARC Standards:

These publications are available from the Library of Congress, Cataloging Distribution Service, Washington, DC 20541, USA (Worldwide distribution) and Canadian Government Publishing - PWGSC, Ottawa, Ontario K1A 0S9, Canada (Canadian distribution).

MARC 21 Specifications for Record Structure, Character Sets, and Exchange Media

MARC Code List for Countries  [Field 852]

MARC Code List for Languages  [Field 008/22-24]

MARC Code List for Organizations (earlier title: Symbols of American Libraries)  [Fields 014, 035, 583, 852, 856]

Source Codes for Vocabularies, Rules, and Schemes

Value Lists for Codes and Controlled Vocabularies

Symbols and Interlibrary Loan Policies in Canada (

MARC 21 Concise Formats (all five formats in concise form) (

MARC 21 LITE Bibliographic Format (

MARC 21 Format for Bibliographic Data

Other Related Publications:

Standard Terminology for MARC Field 583. Chicago: Resources and Technical Services Division, American Library Association  [Field 583]

See also:

Holdings Data Format:  Introduction