000 00312nam a2200109Ia 4500
008 250217s9999 xx 000 0 und d
022 _a3033899
082 _a370.5
_bEDU
245 0 _aEducation Documentation and Information
260 _bUnited nations Educational scientificand cultuval
_aFrance
942 _cPRBP
999 _c188558
_d188557