Christopher Moseley & Asher R E. (1994). Atlas of the world's languages.
Chicago Style aipamenaChristopher Moseley and Asher R E. Atlas of the World's Languages. 1994.
MLA aipamenaChristopher Moseley and Asher R E. Atlas of the World's Languages. 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.