000			00403nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a92-3-101241-x
082			_a540.7 _bNEW
245			_aNew trends in chemistry teaching
260			_bUnesco press, _c1975. _aParis :
300			_a159p.; _c27cm
650			_aChandrens' Literature
650		0	_aChemistry _94969
942			_2ddc _cLM
999			_c23205 _d23205