087 - Government Document Classification Number (R)
MARC 21 Authority - Concise
2007
Single government document classification number, number stem, or a number span
associated with a 1XX heading in an established heading record. The classification
number(s) may be qualified by explanatory information when the heading is represented by
more than one number in the same classification scheme.
Indicators
First - Number source
# - Source specified in subfield $2
0 - Superintendent of Documents Classification System
1 - Government of Canada Publications: Outline of Classification
Second - Undefined
# - Undefined
Subfield Codes
$a - Classification number element-Single number of beginning number of span (NR)
$b - Classification number element-Ending number of span (NR)
$c - Explanatory information (NR)
$2 - Number source (NR)
$8 - Field link and sequence number (R)
Examples
|
|
|
|
|
|
|
|
|
|
087 |
##$aWR$c1987-$2ordocs
|
|
|
|
|
|
|
|
|
|
|
087 |
##$aY/G29/2$c1987-$2ordocs
|