000 00395nam a22001457a 4500
020 _a0135765048
082 _a616.858
_bCLE
100 _aCleland, Charles Carr
245 _aMental retardation :
_ba developmental approach /
_cby Charles Carr Cleland
250 _a1st ed.
260 _aNew Jersey :
_bPrentice hall,
_c1978.
300 _a375p. :
650 _aMental retardation
942 _cBK
999 _c501069
_d501069