标题:精薄児のコミュニケーション(11) : 情報の提示法とその効果 : 4.精神薄弱 [in Japanese] Communication in the mentally retarded.(XI) Method of presenting information and its effect. (XII) Rate of information understanding and behavior. (XIII) Effeces of suggestion to information reroduction. : LIST OF PAPERS PRESENTED AT THE THIRD ANNUAL CONVENTION OF THE JAPANESE ASSOCIATION OF EDUCATIONAL PSYCHOLOGY October 17-21,1961,Nagoya : Division 3 : Mentally Retarded [in Japanese]