HJELLE, L. A. (1992). Personality theories: Basic assumptions, research, andapplications.-- Ed.3. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHJELLE, Larry A. Personality Theories: Basic Assumptions, Research, Andapplications.-- Ed.3. New York: McGraw-Hill, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHJELLE, Larry A. Personality Theories: Basic Assumptions, Research, Andapplications.-- Ed.3. McGraw-Hill, 1992.
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