American Association on Mental Deficiency. (1940). American journal of mental deficiency. American Association on Mental Deficiency.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Association on Mental Deficiency. American Journal of Mental Deficiency. Washington, D.C: American Association on Mental Deficiency, 1940.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmerican Association on Mental Deficiency. American Journal of Mental Deficiency. American Association on Mental Deficiency, 1940.
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