000 00532cam a2200181ua 4500
020 _a07 001539 2
_c77.50
041 _aeng
_h
082 _a628.162
_bAME/WA
100 _aAmerican water works as, .
245 _aWater quality and treatment : Hand book of public water suppliers /
_cAmerican water works association.
_hTextual Documents
250 _a3 /
_b.
260 _aNew York :
_bMcGraw Hill Book Company ,
_c1950.
300 _a654 ; .
365 _a77.50
504 _a
942 _cBK
999 _c9044
_d9044