000 00383nam a2200157Ia 4500
008 180323s9999 xx 000 0 und d
082 _a540.071
100 _a   Mittal, Arun
245 0 _aTeaching of chemistry
250 _a1st
260 _aNew Delhi
_bIndian Pub.House
300 _aNot covered syllabus
500 _a1911
650 _aChemistry - teaching
942 _cBOOK
999 _c7718
_d7718