TY  - BOOK
ED  - United Nations. Economic Commission for Europe
TI  - Manual for the compilation of balances of water resources of needs
U1  - 333.91 21st
PY  - 1974///
CY  - New York
PB  - United Nations
KW  - Water supply-United States; Water resources development-United States; Water quality management-United States; Water conservation-United States
ER  -