American Speech and Hearing Association & American Speech-Language-Hearing Association. (1971). Language, speech & hearing services in schools. American Speech and Hearing Association.
Citazione stile Chigago Style (17a edizione)American Speech and Hearing Association e American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. Washington, D.C.: American Speech and Hearing Association, 1971.
Citatione MLA (9a ed.)American Speech and Hearing Association e American Speech-Language-Hearing Association. Language, Speech & Hearing Services in Schools. American Speech and Hearing Association, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.