000 00284nam a22001217a 4500
999 _c35262
_d35262
020 _a978812034447
082 _a372.35044/KAL
100 _aKalra R.M.
245 _aTeaching of Science a Modern Approach
260 _aMumbai
_bPHI Learing PVT LTD
_c2012
300 _a205
942 _cBK