TY - BOOK T1 - The regional aquifer system underlying the northern Great Plains in parts of Montana, North Dakota, South Dakota, and Wyoming--summary / DA - 1988. CY - [Reston, Va.?] : CY - Denver, CO : AU - Downey, Joe S. AU - Dinwiddie, George A., VL - 1402-A CN - QE75 CN - GB1199.3.G74 CN - QE75 PB - Dept. of the Interior, U.S. Geological Survey ; PB - For sale by the Books and Open-File Reports Section, PP - [Reston, Va.?] : PP - Denver, CO : PY - 1988. N1 - Three folded plates in pocket. N1 - Shipping list no.: 88-344-P. ID - 121329 KW - Aquifers KW - Aquifers KW - Aquifers KW - Aquifers KW - Aquifers TI - The regional aquifer system underlying the northern Great Plains in parts of Montana, North Dakota, South Dakota, and Wyoming--summary / ER -