Guardino. Case Studies in Deaf Education. Gallaudet University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuardino. Case Studies in Deaf Education. Gallaudet University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGuardino. Case Studies in Deaf Education. Gallaudet University Press.
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