000 00405nam a2200157Ia 4500
008 220601s2013 xx 000 0 eng d
020 _a9781259006388
_qPB
041 _aEnglish
082 _a333.7
_bCHA Q3
100 _aChawla, Shashi
245 0 _aTextbook of environmental studies
250 _a1st
260 _aNew Delhi
_bTata - McGraw Hill
_c2013
650 _aEnviornment
942 _2ddc
_cBK
_012
999 _c24162
_d24162