000 00487cam a2200169ua 4500
001 13787
008 090707n ii |||gr||||Z||||||eng
040 _cMAIN
082 _a333.707
100 _aDeswal, S. ,
_eDeswal, A.,
245 _aA Basic Course in Environmental Studies
_zS. Deswal
250 _a1st /
_b2008-2009.
260 _aDelhi:
_bDhanpat Rai & Company Pvt. Ltd,
_c2008 2009.
300 _a493p.
600 _a Chemistry.,
_e Environmental Studies.
942 _cBK
999 _c12664
_d12664