Proceedings of the Third Congress of the International Association for the Scientific Study of Mental Deficiency, The Hague, the Netherlands, 4th-12th September 1973 ...
International Association for the Scientific Study of Mental DeficiencyCongress3rd1973The Hague.
Primrose, D. A. A.(David Alexander Anderson)
Warsaw Polish Medical Publishers Larbert [Distributed by D.A.A. Primrose],
1975
In 2 vols
Includes bibliographies and index
People with mental disabilities.