TY  - BOOK
AU  - Heath, Ralph C.
CN  - GB1003.2 .H4 1983
CN  - GB1003.2
CY  - [Reston, Va.?] :
DA  - 1983.
ID  - 82668
KW  - Groundwater
KW  - Hydrogeology.
PB  - U.S. Geological Survey,
PP  - [Reston, Va.?] :
PY  - 1983.
T1  - Basic ground-water hydrology /
TI  - Basic ground-water hydrology /
ER  -