000 00293nam a22001217a 4500
082 _a610.
100 _aDr. KVSG .Murli Krishna
245 _aThe Book of Environmental Studies
250 _aSecond Ed.
_b2015
260 _aN.Delhi
_bSavera Pub.
_c2015
300 _a416 Pages
942 _2ddc
_cBK
999 _c2950
_d2950