%A Clarke, A. D. B. (Alan Douglas Benson) %A Lewis, Morris Michael %A Institute for Research into Mental and Multiple Handicap %T Learning, speech and thought in the mentally retarded : proceedings of Symposia 4 and 5 held at the Middlesex Hospital Medical School on 31 October 1969 and 20 March 1970 under the auspices of the Institute for Research into Mental Retardation, London %I Butterworths for the Institute for Research into Mental Retardation %D 1972 %U https://ci.nii.ac.jp/ncid/BA13602305

AltStyle によって変換されたページ (->オリジナル) /