Piaget, J. (1970). Science of education and the psychology of the child. Penguin Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPiaget, Jean. Science of Education and the Psychology of the Child. New York: Penguin Books, 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPiaget, Jean. Science of Education and the Psychology of the Child. Penguin Books, 1970.
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