000 00355nam a2200145Ia 4500
008 131111s9999 xx 000 0 und d
100 _aSage,Daniel D
245 _aPolicy and management in special education
260 _aLondon
260 _bPrinceton
260 _c1986
300 _a304p.
650 _aSpecial education
_aEducation
763 _a2471
999 _c50085
_d50085