American Speech and Hearing Association & American Speech-Language-Hearing Association. (1971). Language, speech & hearing services in schools. American Speech and Hearing Association.
Chicago-viite (17. p.)American Speech and Hearing Association ja American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. Washington, D.C.: American Speech and Hearing Association, 1971.
MLA-viite (9. p.)American Speech and Hearing Association ja American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. American Speech and Hearing Association, 1971.
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