TY  - BOOK
AU  - Twort, A.C.
AU  - Ratnayaka, Don D.
TI  - Water Supply
SN  - 0-340-72018-2
U1  - 628.1 
PY  - 1985///
CY  - New Delhi
PB  - Butterworth-Heinemann
KW  - Public water supply
KW  - Hydrology
ER  -