American Psychological Association. (1992). Graduate study in psychology. American Psychological Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Psychological Association. Graduate Study in Psychology. Washington, D.C.: American Psychological Association, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican Psychological Association. Graduate Study in Psychology. American Psychological Association, 1992.
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