Verwijderde inhoud Toegevoegde inhoud
Regel 169:
* [http://www.sil.org/iso639-3/codes.asp Alle 639-1, -2 en -3 codes]
* [http://www.iana.org/assignments/language-subtag-registry Door IANA geregistreerde codes voor taalcodering]
* [http://www.ietf.org/rfc/rfc3066.txt RFC 3066306 6 op ietf.org], ''Tags for the Identification of Languages'', Best Current Practice, January 2001
* [http://www1.ietf.org/mail-archive/web/ltru/current/msg03949.html RFC 3066bis]
* [http://www.loc.gov/standards/iso639-2/ – ISO 639-2/RA Homepage]