American Speech and Hearing Association & American Speech-Language-Hearing Association. (1971). Language, speech & hearing services in schools. American Speech and Hearing Association.
Citace podle Chicago (17th ed.)American Speech and Hearing Association a American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. Washington, D.C.: American Speech and Hearing Association, 1971.
Citace podle MLA (9th ed.)American Speech and Hearing Association a American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. American Speech and Hearing Association, 1971.
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