TY  - BOOK
ED  - Network Development and MARC Standards Office
TI  - USMARC Code List for Geographic Areas
SN  - 8444406074
U1  - 025.316 
PY  - 1988///
CY  - Washington
PB  - Library of Congress, 
KW  - MARC formats
KW  - Định dạng Marc
ER  -