000 00392nam a22001697a 4500
003 OSt
020 _aNA
040 _c0
_d0
082 _222
_a628.19
100 _aSingh Gurcharan
245 _aWater supply and sanitary engineering /
260 _aNew Delhi,
_bStandard Publisher,
_cc1984.
300 _a607 p. ;
_bill. ;
400 _av - II
942 _2ddc
_cBK
_03
999 _c5012
_d5012
999 _c5326
_d5326