■AAMR 1992
Mental Retardation: Definition, Classification, and Systems of Supports,Amer Assn on Mental Retardation,9 edition.= 19990801 茂木 俊彦 訳 『精神遅滞――定義・分類・サポートシステム』,学苑社,第9版,269p. ISBN-10: 4761499052 ISBN-13: 978-4761499051 4,200+
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