TY  - BOOK
AU  - Steel, F W  .
AU  - Mcghee,Terence J  .
TI  - Water supply and sewerage / 
SN  - 07-085772-5
U1  - 628.3 
PY  - 1979///
CY  - Singapore : 
PB  - McGraw-Hill International Book Company , 
ER  -