Previous ed.: published as 'The care and training of the mentally subnormal' / by Charles H. Hallas. 1970.
Bibliography: p.264-269. _ Includes index.
The care and training of the mentally handicapped : a manual for the caring professions by Charles Henry Hallas. ISBN 0723603707. Published by J. Wright in 1974. Publication and catalogue information, links to buy online and reader comments.