000 00327nam a2200133Ia 4500
008 131111s9999 xx 000 0 und d
100 _aHusen,Torsten
245 _aInternational encyclopedia of education
260 _aNew York
260 _bPergamon
260 _c1985
650 _aEncyclopedial
_aEducation
763 _a7545
999 _c32015
_d32015