An edition of Learning, speech and thought in the mentally retarded (1972)

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

By A. D. B. Clarke,M. M. Lewis