TY  - BOOK
AU  - Cotruvo Joseph A Ed.
AU  -  Craun Gunther F Ed.
AU  -  Hearne Nancy Ed.
TI  - Providing safe drinking water in small systems
U1  - G:555, N9 
PY  - 1999///
CY  - Boca Raton
PB  -  Lewis Publishers     
ER  -