Não informado. (1985). Year Book of Otolaryngology Head and Neck Surgery. Mosby Year Book.
Chicago-referens (17:e uppl.)Não informado. Year Book of Otolaryngology Head and Neck Surgery. Saint Louis, Mo: Mosby Year Book, 1985.
MLA-referens (8:e uppl.)Não informado. Year Book of Otolaryngology Head and Neck Surgery. Mosby Year Book, 1985.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.