De Lisi, R. (1979). The educational implications of Piaget's theory and assessment techniques. ERIC.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Lisi, Richard. The Educational Implications of Piaget's Theory and Assessment Techniques. New Jersey, Estados Unidos: ERIC, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Lisi, Richard. The Educational Implications of Piaget's Theory and Assessment Techniques. ERIC, 1979.
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