TY  - BOOK
AU  - Ackerman, Edward A.
TI  - Water resources in the United States: lecture given at U.S. Department of Agriculture Graduate School, February 13, 1957
U1  - P 333.910973 21st ed.
PY  - 1957///
CY  - Washington, D.C.
PB  - Department of Agriculture, Government of U.S
KW  - United States
KW  - Modern Economic
KW  - Water resources development
ER  -