Sprinthall, N. A., & Sprinthall, R. C. (1990). Educational psychology: A developmental approach (5th ed.). McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSprinthall, Norman A., और Richard C. Sprinthall. Educational Psychology: A Developmental Approach. 5th ed. New York: McGraw-Hill, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSprinthall, Norman A., और Richard C. Sprinthall. Educational Psychology: A Developmental Approach. 5th ed. McGraw-Hill, 1990.
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