000 00397nam a2200169Ia 4500
008 180820s9999 xx 000 0 und d
050 _aC 362.3 D82m 1988
100 _aDrew, Clifford J.
245 0 _aMental retardation : a life cycle approach
250 _a4th
260 _aLondon
260 _bMerrill
260 _c1988
300 _a516
650 _aMental retardation
942 _cBK
999 _c61372
_d61372