Books, a MARC format
Subtitle: specifications for magnetic tapes containing monographic catalog records in the MARC II format
By: Information Systems Office.
Contributors: Library of Congress. Information Systems Office.
Edition: 4th ed.
Publisher: Library of Congress
Published: 1970
Place of publication: Washington
Language: eng
Subjects: MARC formats -- United States.
Other titles: Subscriber's guide to the MARC distribution service.
Notes: Rev. ed. of: Subscriber's guide to the MARC distribution service. 3rd ed. 1969.
"April 1970."
Includes Addendum no. 1-8, issued April 1970?-August 1971.
"Distributed free upon request to LC Card Division subscribers."