As a general rule, do not treat a publication as a supplement unless the publisher has called it a supplement. (CCM: 17.4.1) Supplements can accompany individual issues or be an ongoing addition to the serial as a whole. A supplement accompanying an individual or single issue or volume may be mentioned in a 525 note unless the supplement has its own distinctive title and the contents warrant it, in which case it may be cataloged (Institutional prerogative) as a monograph. Ongoing supplements to the whole serial with their own numbering and/or designation are cataloged separately [as a serial], regardless of whether the supplement has its own title.
⮚Supplements accompanying a Single issue or volume.
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525 ## $a Monograph supplements accompany some volumes.
⮚Ongoing Supplements to the Whole (Parent) Serial
Ongoing supplements may include those having their own numbering and or designation (with or without a distinctive title), those not numbered, and those numbered with the main serial. Each of these will be treated differently
⮚When the supplement has its own number, create a separate serial record for the supplement. (CCM:17.4.3.2a) In the following situation, a link to the parent serial (BioEngineering news) is represented in the 772 field of the supplement (World biolicensing report) with a link to the the supplement in the parent record reported in 770 field.
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770 0# $t World biolicensing report $g 1985- $x 0883-5527 $w
⮚The supplement is not numbered. If a supplement is issued on a regular basis but does not carry numbering other than that of the main serial, it is mentioned as a note on the record for the main work using MARC fields 525 and 740. Do not create a separate record using the numbering of the main work as the numbering of the supplement. (CCM:17.4.3.2b)
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