American Speech and Hearing Association & American Speech-Language-Hearing Association. (1971). Language, speech & hearing services in schools. American Speech and Hearing Association.
Chicago-referens (17:e uppl.)American Speech and Hearing Association och American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. Washington, D.C.: American Speech and Hearing Association, 1971.
MLA-referens (9:e uppl.)American Speech and Hearing Association och American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. American Speech and Hearing Association, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.