SpringerLink (Online Service), Calvo, R. A., & D?Mello, S. (2011). New Perspectives on affect and learning technologies. Springer New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online Service), Rafael A. Calvo, और Sidney D?Mello. New Perspectives on Affect and Learning Technologies. New York: Springer New York, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSpringerLink (Online Service), et al. New Perspectives on Affect and Learning Technologies. Springer New York, 2011.
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