Update 18 consists of numerous changes to Appendix O: Creating Records with Data in Nonroman Script for Chinese, Japanese, and Korean Serials.  Some of the changes included removing outdated instructions and references to OCLC CJK workstations.  CONSER guidelines for mandatory and optional fields were added and brought into line with other PCC nonroman script guidelines and new spacing conventions for Korean hangul and/or ideographs were added.  Overall, new examples were added and older examples were updated.

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