TY  - BOOK
TI  - Journal of the american water works association
T2  - 17
U1  - 628.1 
PY  - 1927///
PB  - The Waverly Press, Baltimore
KW  - Bacteriology
KW  - Water supply | Water treatment--AWWA
N1  - Water; Water Treatment; Environmental; Public Health; AWWA
ER  -