TY  - BOOK
AU  - Acroyd,E.A
AU  - Walton,W.C
AU  - Hills,D.L.
TI  - Ground-water contribution to streamflow and its relation to basin characteristics in Minnesota
T2  - Report of Investigations ; 
PY  - 1967///
CY  - Minneapolis : 
PB  - University of Minnesota, 
ER  -