This record is coded f in 008/09 because the 151 heading may be used both as a main term and as a subject subdivision.  Special information about the use of this heading may be included in general note fields 667 and/or 680.  In this example, no 670 is included to justify the 151 heading or 451 tracing fields, although one may be added if needed in the future.

LDR       * * * * *nz###22* * * * *n##4500

001        <control number>

003        <control number identifier>

005        19860423055828.0

008        

010  ##  $aex#88123456#

040  ##  $a<organization code>$c<organization code>

151  ##  $aGreat Lakes

451  ##  $aRegions of the United States

680  ##  $iThis term is to be used only as a geographic descriptor and may not be subdivided. It may, however, be used to subdivide topical indexing terms.

See also:

Appendix B:  Full Record Examples

Appendices