|Required if applicable/Optional|
|1st Indicator Undefined|
|2nd Indicator Undefined|
|Subfields (R=Repeatable NR=Nonrepeatable)||Input Standards|
|‡a||Report number (NR)||Mandatory/Mandatory|
|‡z||Canceled/invalid report number (R)||Required if applicable/Required if applicable|
A report number from a technical report. Use for a report number presented on the item in such a way that it cannot be considered under AACR2 as a series number.
Use field 027 for standard report numbers formulated according to the Standard Technical Report Number (STRN), ANSI Z39.23-1983. Use field 088 for nonstandard report numbers.
|Undefined. The 1st indicator position is undefined and contains a blank ( ).|
|Undefined. The 2nd indicator position is undefined and contains a blank ( ).|
|‡a Report number||The report number. |
|‡z Canceled/invalid report number||Enter each canceled or invalid report number in a separate subfield ‡z. If no valid report number exists, enter only subfield ‡z. |
|Field 088 does not print. Use field 500 to print report numbers as notes.|