000 00271 a2200109 4500
008 190219b xxu||||| |||| 00| 0
100 _aUpadhyay
245 _aAquatic plant for the wastewater treatment /
_cUpadhyay
260 _aDelhi
_bDaya
300 _a368p.
942 _2ddc
_cBK
999 _c8581
_d8581