000 00548nam a22001457a 4500
005 20090304094535.0
008 090304t xxu||||| |||| 00| 0 eng d
050 _aRJ 449
_b.R67
245 _aMental retardation
_bReadings and resources
_cJerome H. Rothstein (ed.)
260 _aNew York
_bHolt Rinehart and Winston
_c1961
300 _axii, 628 p.
650 _aretardation,mental
942 _2lcc
_cBK
999 _c110083
_d110083