000 00295nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aPUROHIT(S.S)
245 0 _a"Environment and pollution causes,effects and control"
260 _bAgrobios
260 _c0
365 _b895.00
942 _cBK
999 _c156406
_d156406