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marion j erickson
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The mentally retarded child in the classroom
Marion J. Erickson · Macmillan
114 sayfa · 1964
Children with mental disabilities / Education / Education of mentally retarded / Mentally handicapped children / Education of Intellectually Disabled
Teaching the retarded child
Marion J. Erickson · Garland STPM Press
216 sayfa · 1980
Children with mental disabilities / Cognition in children / Education / Psychology of Learning / Cognition chez l'enfant