When to Useuse
The preferred title (recorded in the 130) is required to break a conflict among common titles or resources with identical titles by employing one of the following qualifiers, place of publication, publication date, edition statement, type of publication, and sometimes multiple qualifiers (place and date).
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When a resource is republished or reproduced (as a text, as a microform, as large print, as a Braille edition, as a digitized reproduction, etc.Form of Preferred Title
Preferred title in MARC field 240
Access points that include a corporate body creator are in conflict only when the authorized access point for another work has both the same creator and the same title proper. Make additions to the authorized access point for a serial entered under corporate body when both the corporate body and title proper are the same as that found on a record for another work. The authorized access point (with qualifiers), in this situation, is input in field 240.
110 2# $a International Institute of Tropical Agriculture.
240 10 $a IITA annual report (1989)
245 10 $a IITA annual report.
362 0# $a 1988/89-1989/90.
The above title proper is identical to two earlier versions of the title proper (1984, 1988) and all three titles have an identical authorized access point.