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Version 3.0.4 -- Revision 4
ONIX Code List 40 ONIX_BookProduct_Codelists_Issue_40_Changes.pdf
Version 2.1.3 – Revision 3 (Revision 4 is largely about changes for Japan)
ONIX Code List Issue 36 is the last code list that should be used for ONIX 2.1Code List Issue 39 (Codelists_Issue_39_Changes.pdf)
BISAC Subject Code list 2017 edition and Regional Themes
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