Tredgold R. F., Soddy K., Tredgold A. F.
Textbook of mental deficiency
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- London Bailliere, Tindall 1956
- 480 p. 21 cm.
- .
First compiled by the late : A. F. Tredgold
Mental Retardation, Mental Disorders
Mental Disorders
Mental Retardation
WM300 / TRE