MARC 21 Formats

Specifications for Record Structure, Character Sets, and Exchange Media
MARC 21 Translations
Tutorial: Understanding MARC Bibliographic
Tutorial: Understanding MARC Authority Records
Tutorial: Understanding MARC Holdings Records

MARC Mappings
- MARC 21 to MODS
- MODS to MARC 21
- Dublin Core to MARC 21
- MARC 21 to Dublin Core
- Digital Geospatial Metadata to MARC
- GILS
- MARC to Digital Geospatial Metadata
- MARC Character Sets to UCS/Unicode
- ONIX to MARC 21
- UNIMARC to MARC 21
- PREMIS
- MIX
- TextMD

U.S. National Level Requirements
- MARC 21 Authority
- MARC 21 Bibliographic

MARC Notebook

• Ambiguous Headings
• Analyses of Data Overlaps Between MARC21 Bibliographic Format and PREMIS, MIX, and TextMD
• Initial Definite and Indefinite Articles
• Record Examples:
  • Authority
  • Bibliographic
  • Community Information
  • Classification
  • Holdings
• Structure of the Library of Congress Control Number (LCCN)
  

• Guidelines for Coding Electronic Resources in Leader/06 (revised December 2007)
  
• Guidelines for Distinguishing Cartographic Materials on Computer File Carriers from other Materials on Computer File Carriers
  
• Field 856 (Electronic Location and Access) Guidelines (revised March 2003)
  
• Naming Conventions for Digital Resources
  

• Guidelines for the Non-Sorting Control Character Technique
• MARC 21 Formats: Background and Principles
• Authority Format Data Coding Interdependencies
  
• Chronology and Enumeration Types with Code Patterns (revised Oct. 2002)
• MARC 21 Coded Data: Relationship of Fields 006, 007, and 008
  

• Electronic File Transfer specifications
  
• RFC2220 on Internet Media Type for MARC