Dickerson, M. U. (1981). Social work practice with the mentally retarded. Free Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDickerson, Martha Ufford. Social Work Practice with the Mentally Retarded. New York: Free Press, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDickerson, Martha Ufford. Social Work Practice with the Mentally Retarded. Free Press, 1981.
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