Winzer. International Practices in Special Education. Gallaudet University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWinzer. International Practices in Special Education. Gallaudet University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWinzer. International Practices in Special Education. Gallaudet University Press.
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