087 GOVERNMENT DOCUMENT CLASSIFICATION NUMBER (R)
Indicators First Number source ^ Source specified in subfield $2 0 Superintendent of Documents Classification System 1 Government of Canada Publications: Outline of Classification ^ No edition information recorded [OBSOLETE] Second Undefined; contains a blank (^) 0 Assigned by NLC [OBSOLETE] 1 Assigned by an agency other than NLC [OBSOLETE]
Subfield Codes $a Classification number element--single number or beginning number of span (NR) $b Classification number element--ending number of span (NR) $c Explanatory information (R) $2 Number source (NR) $6 Linkage (NR) $8 Filed link and sequence number (R) $5 Library to which class number applies [OBSOLETE]