000 00411nam a22001577a 4500
020 _a8180140296
082 _a628.01
_bSIN/WA
100 _aSingh, Gurcharan
_9518
100 _aSingh, Jagdish
_9519
245 _aWater Supply and Sanitary Engineering
250 _a6
260 _aNew Delhi
_bStandard Publishers Distributors
_c2009
300 _a512
650 _aEnvironmental engineering
_9520
942 _cBK
999 _c13904
_d13904