APA (7e ed.) Bronvermelding

Não informado. (1971). Language Speech and Hearing Services in Schools. American Speech-Language-Hearing Association.

Chicago (17e ed.) Bronvermelding

Não informado. Language Speech and Hearing Services in Schools. Washington: American Speech-Language-Hearing Association, 1971.

MLA (8e ed.) Bronvermelding

Não informado. Language Speech and Hearing Services in Schools. American Speech-Language-Hearing Association, 1971.

Let op: Deze citaties zijn niet altijd 100% accuraat.