Geohydrology and digital simulation of the ground-water flow system in the Umatilla Plateau and Horse Heaven Hills area, Oregon and Washington /
by A. Davies-Smith, E.L. Bolke, and C.A. Collins ; prepared in cooperation with Oregon Water Resources Department.

APA Citation

Davies-Smith, A., Collins, C. A., Bolke, E. L., Geological Survey (U.S.)., Oregon. Water Resources Department. (1988). Geohydrology and digital simulation of the ground-water flow system in the Umatilla Plateau and Horse Heaven Hills area, Oregon and Washington. Portland, Or.: Dept. of the Interior, U.S. Geological Survey .

MLA Citation

Oregon. Water Resources Department, et al.. Geohydrology And Digital Simulation of the Ground-water Flow System In the Umatilla Plateau And Horse Heaven Hills Area, Oregon And Washington. Portland, Or.: Dept. of the Interior, U.S. Geological Survey , 1988.