PanLinx
ISO 639-2/T
art-002
wln
ISO 639-3
art-001
wln
ISO 639-2/B
art-003
wln
ISO 639-1
art-004
wa
ISO 639-3 Reference Names
art-289
Walloon
ISO 639-3 Print Names
art-290
Walloon
ISO 639-3 Inverted Names
art-291
Walloon
PanLex