000 00335nam a2200133Ia 4500
008 211201s2009 xx 000 0 eng d
082 _a372.3
100 _aSIDDIQI,&SIDDIQI
245 0 _aTeaching of Science Today and Tomorrow
260 _bDOOBA HOUSE
_aNEW DELHI
_c2009
300 _a747
650 _aEducation
942 _2ddc
_cDOE
_01
999 _c4474
_d4474