Não informado. (1971). Journal of the International Phonetic Association. International Phonetic Association.
Chicago-referens (17:e uppl.)Não informado. Journal of the International Phonetic Association. Leeds, Inglaterra: International Phonetic Association, 1971.
MLA-referens (8:e uppl.)Não informado. Journal of the International Phonetic Association. International Phonetic Association, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.