NEWTON, P. E. (2014). Validity in educational & Psychological assessment. Sage Publication.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNEWTON, Paul E. Validity in Educational & Psychological Assessment. Sage Publication, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNEWTON, Paul E. Validity in Educational & Psychological Assessment. Sage Publication, 2014.
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