000 00330nam a2200145Ia 4500
008 131111s9999 xx 000 0 und d
100 _aAmit, Kumar
245 _aTeaching of physical science
260 _aNew Delhi
260 _bAnmol
260 _c1993
300 _a326p.
650 _aEducation
_aTeaching
763 _a18634
999 _c34208
_d34208