000 00377nam a2200145Ia 4500
008 130225s9999 xx 000 0 und d
020 _a8170354889
080 _a577.4
_bE88
100 _aKumar, Arvind and Nehar, Shamshun., ed
245 _aEnvironmental protection
260 _aDelhi
_bDaya Publishing House
_c2007
300 _a322p.
901 _a245383
942 _cB
_2udc
999 _c15153
_d15153