000 nam a22 7a 4500
999 _c11682
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005 20230502122817.0
008 230502b xxu||||| |||| 00| 0 eng d
020 _a9789380097862
082 _a620.8 PUS
100 _aPushpendra
100 _aSingh,Upendra
245 _aEnvironmental Engineering-II
250 _a1/e
260 _aNew Delhi
_bVayu Education of India
_c2011
300 _aXVIIV,235p.
942 _2ddc
_cDB