TY  - BOOK
AU  - Walton,William Clarence
TI  - Groundwater resource evaluation
T2  - McGraw-Hill series in water resources and environmental engineering
AV  - GB1003 W34
PY  - 1970///
CY  - New York
PB  - McGraw-Hill
KW  - Aguas subterráneas
KW  - Abastecimiento de agua
ER  -