Dhaliwal, A. S. (1977). Personality correlates of academic over-underachievement. Guru Nanak Dev University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDhaliwal, Amar Singh. Personality Correlates of Academic Over-underachievement. Guru Nanak Dev University, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDhaliwal, Amar Singh. Personality Correlates of Academic Over-underachievement. Guru Nanak Dev University, 1977.
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