000			00336nam a2200133Ia 4500
005			20260720174537.0
008			260720s2005 xx 000 0 und d
041			_aeng
082			_a500.7 SINT
100			_aSingh, U K _9267885
245			_aTeaching of general science
260			_aNew Delhi _bA P H Publishing _c2005
300			_a260p
999			_c241963 _d241963