American Association on Mental Retardation & American Association on Mental Deficiency. Mental retardation. American Association on Mental Retardation.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)American Association on Mental Retardation ба American Association on Mental Deficiency. Mental Retardation. Washington, DC: American Association on Mental Retardation.
MLA -ийн эшлэл (9 дэх хэвлэлт)American Association on Mental Retardation ба American Association on Mental Deficiency. Mental Retardation. American Association on Mental Retardation.
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