Isaac, C. V. (2005). Caring for the special child (2nd ed.). UP Open University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIsaac, Cynthia V. Caring for the Special Child. 2nd ed. Diliman, Quezon City: UP Open University, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIsaac, Cynthia V. Caring for the Special Child. 2nd ed. UP Open University, 2005.
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