APA (7 वां संस्करण) प्रशस्ति पत्र

Rao, N. (1971). Strategy in concept learning as a function of certain personality and cognitive variables. Indian International Pubs.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Rao, N.C.S. Strategy in Concept Learning as a Function of Certain Personality and Cognitive Variables. Indian International Pubs, 1971.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Rao, N.C.S. Strategy in Concept Learning as a Function of Certain Personality and Cognitive Variables. Indian International Pubs, 1971.

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