Descriptive tabulation
Subtitle: Library of Congress internal MARC format data.
Contributors: Library of Congress.
Publisher: Library of Congress
Published: 1981
Place of publication: [Washington, D.C
Language: eng
Format: Microform
Subjects: MARC formats -- United States.
Other titles: Library of Congress internal MARC format.
Notes: Caption title.
Table of contents: value: MARC books; value: MARC films; value: MARC maps; value: MARC names; value: MARC serials.