000			00338nam a2200145Ia 4500
003			LDD
008			181029s9999 xx 000 0 und d
020			_a9231020528
040			_cLDD
110			_aUnesco
245		0	_aNew trends in school science equipment _cUnesco
260			_aParis _bUnesco _c1983
300			_a161p
942			_2ddc _cBK
999			_c16843 _d16843