TY  - BOOK
AU  - O'laoghaire D T
AU  -  Himmelblau D M
TI  - Optimal expansion of a water resource system
T2  - Water pollutionseries of monographs
U1  - X9(D2):27:(B), L4 
PY  - 1974///
CY  - New York
PB  - Academic Press USA       
KW  - Engneering
ER  -