000 00391nam a2200169Ia 4500
008 131111s9999 xx 000 0 und d
020 _a9788131301043
100 _aSharma,Promila
245 _aTeaching of life science
260 _aNew Delhi
260 _bAPH
260 _c2007
300 _av;315p.
650 _aEducation
_aTeaching-life science
763 _a35794
942 0 0 _010
999 _c57640
_d57640