000 00301nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0895-8017
245 _aAmerican Journal of Mental Retardation
260 _aNew York
260 _bAAMR
260 _c1997
300 _a1-99p.,103-207p.,211-315p.
999 _c103153
_d103153