International Society on Early Intervention. (1988). Infants and young children. [Aspen Publishers].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Society on Early Intervention. Infants and Young Children. [Frederick, Md.]: [Aspen Publishers], 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Society on Early Intervention. Infants and Young Children. [Aspen Publishers], 1988.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.