Language, cognitive deficits and retardation /
Institute for Research into Mental and Multiple HandicapStudy Group 71972London.
O'Connor, Neil,1917-
London Butterworth
1975
'Held at Friends House, London, on 11-13 December 1972 under the auspices of the Institute for Research into Mental and Multiple Handicap'
Includes bibliographies and index
Children with mental disabilities