Code 160 - Geographic Area Code
Optional
Not repeatable.
Indicators not defined.
Subfields:
a - Geographic Area Code (R)
0 - Instruction phrase
2 - Subject system code
3 - Authority entry record number
5 - Tracing control
(1) Relationship code
a=earlier heading
b=later heading
d=acronym
e=pseudonym
f=real name
g=broader term
h=narrower term
z=other
(2) Reference suppression code
0=suppress reference
6 - Interfield linking data
(1) Linking Explanation Code
a=alternate script
z=other
(2) Linking Number
(3) Tag of Linked Field
7 - Script
ba=Latin
ca=Cyrillic
da=Japanese - script unspecified
db=Japanese - kanji
dc=Japanese - kana
ea=Chinese
fa=Arabic
ga=Greek
ha=Hebrew
ia=Thai
ja=Devanagari
ka=Korean
la=Tamil
zz=Other
8 - Language of cataloging