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003 OSt
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024 _a83,363
037 _cTextual
040 _aARTS
_cARTS
_beng
041 _2eng
_aeng
082 _aS6:7:6c, K6
100 _aSlausen Johs
_988889
245 0 _aAbility structure and subgroups in mental retardation
260 _c1966
650 _aPSYCHOLOGY
942 _hS6:7:6c, K6
_cTEXL
_2CC
999 _c207078
_d207078