000 00359pam a2200157a 44500
008 230515b1988 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _a628.72/ BIR.
100 _aBIRDE G.
245 _aWATER SUPPLY AND SANITARY ENGINEERING
250 _aN.D.
260 _aNULL
_bDHANP
_c1988
300 _a960 PB
650 _aNULL
999 _c618568
_d618568