TY  - BOOK
AU  - Library of CongressNetwork Development and MARC Standards Office
TI  - USMARC concise formats
SN  - 0844406155 (looseleaf)
AV  - Z699.4.M2 U85 1991
PY  - 1991///
CY  - Washington
PB  - Library of Congress.Cataloging Distribution Service
KW  - MARC formats
KW  - United States
KW  - Machine-readable bibliographic data
KW  - Standards
KW  - Authority files (Cataloging)
KW  - Data processing
KW  - Holdings (Bibliographic data)
ER  -