000 00608nam a2200217Ia 4500
008 180116s1971 xxu||||| |||| 00| 0 eng d
020 _a0816606129
082 _aWS107
_bBLO
100 _a Blodgett Harriet E.
245 _aMentally retarded children
_bwhat parents and others should know
250 _a
260 _aMinneapolis
_bUniversity of Minnesota Press
_c1971
300 _a165 p.
_b22 cm.
440 _a
_v
500 _a
520 _a Mental Retardation, Child , Disabled Children
650 _aDisabled Children
650 _aChild
650 _aMental Retardation
906 _a6103
_b
_c
999 _c19800
_d19800