MARC Frequency of Issue Term List

List identifier: marcfrequency

Term List

Source: This list was compiled from a controlled list in the MARC 21 Holdings Format for Bibliographic Data used in MARC fields 853-855 (Caption and Pattern fields), subfield w (Frequency).

• Continuously updated
• Daily


• Semiweekly - 2 times a week


• Three times a week
• Weekly
• Biweekly - every 2 weeks
• Three times a month
• Semimonthly - 2 times a month
• Monthly


• Bimonthly - every 2 months
• Quarterly
• Three times a year


• Semiannual - 2 times a year
• Annual


• Biennial - every 2 years
• Triennial - every 3 years
• Completely irregular

List Maintenance

The Library of Congress is the maintenance agency for this value list. Questions and requests for information should be sent to: Network Development and MARC Standards Office, Library of Congress, 101 Independence Avenue, S.E., Washington, DC 20540-4402; Fax: +1-202-707-0115; Internet: [email protected]. Requests for additions to the value list should include an explanation and justification.