Não informado. (1997). Journal of Speech, Language and Hearing Research. American Speech-Language-Hearing Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Speech, Language and Hearing Research. Rockville, Md: American Speech-Language-Hearing Association, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Speech, Language and Hearing Research. American Speech-Language-Hearing Association, 1997.
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