000 00497nam a22001457a 4500
999 _c121999
_d121999
008 221223b ||||| |||| 00| 0 hin d
020 _a8190544955
082 _a363.73947
_bS42J
100 _aShekhawat, Samta
_9276770
245 _aजल-प्रदूषण: कारण व निवारण | Jal-pradooshan: karan va nivaran /
_cby Samta Shekhawat
260 _aJaipur
_bBajiya book company
_c2012
300 _a176 p.
_billus.
650 _aOther social problems
_9276771
942 _cBK