000 00572nam a2200181 a 4500
999 _c1593
_d1593
020 _a0070015392 (hardcover)
020 _a9780070015395 (hardcover)
100 1 _a(AWWA), American Water Works Association.
245 1 0 _aWater Quality and Treatment in Public Water Supplies /
250 _a3rd ed.
260 _a[S.l.] :
_bMcGraw Hill Higher Education,
_c1971.
300 _a640 p.
650 _aWater--Purification
650 _aWater-supply
650 _aUnited States
856 4 0 _uhttp://www.amazon.com/exec/obidos/ASIN/0070015392/chopaconline-20
942 _cBK