000 00441nam a2200169Ia 4500
001 190644
008 170722s9999 xx 000 0 und d
020 _a9788131517604
100 _aDave, Deeksha
245 _aTextbook of environmental studies /
250 _a2nd ed.
260 _aNew Delhi :
_bCengage Learning India Pvt Ltd ,
_c2012.
300 _a369 p.
700 _aKatewa , S. S.
923 _d20160121
_n700638
942 _cGEN
999 _c155715
_d155715