ONIX Code Lists Issue 30, July 2015
List 43: Text item identifier type code
Value
Description
Notes
01
Proprietary
For example, a publisher’s own identifier
03
GTIN-13
Formerly known as the EAN-13 (unhyphenated)
06
DOI
09
PII
Publisher item identifier
10
SICI
For serial items only
11
ISTC
15
ISBN-13
(Unhyphenated)