PanLinx
ISO 639-3
art-001
ofs
ISO 639-3 Reference Names
art-289
Old Frisian
ISO 639-3 Print Names
art-290
Old Frisian
ISO 639-3 Inverted Names
art-291
Frisian, Old
普通话
cmn-000
古弗里西亚语
Deutsch
deu-000
Altfriesisch
English
eng-000
Old Frisian
PanLex