000 00583nam a2200193Ia 4500
008 180116s1956 xxu||||| |||| 00| 0 eng d
082 _aWM300
_bTRE
100 _a Tredgold R. F., Soddy K., Tredgold A. F.
245 _aTextbook of mental deficiency
_b
250 _a9th ed.
260 _aLondon
_bBailliere, Tindall and Cox
_c1956
300 _a480 p.
_b21 cm.
440 _a
_v
500 _a First compiled by the late in : A. F. Tredgold
520 _a Mental Retardation, Mental Disorders
650 _aMental Disorders
650 _aMental Retardation
906 _a5061
_b
_c
999 _c18562
_d18562