APA

Lee R. W., . (1981). Geochemistry of water in the Fort Union formation of the northern Powder River basin, southeastern Montana. Washington: U. S. Government Print. Office.

Chicago

Lee Roger W, . 1981. Geochemistry of water in the Fort Union formation of the northern Powder River basin, southeastern Montana. Washington: U. S. Government Print. Office.

Harvard

Lee R. W., . (1981). Geochemistry of water in the Fort Union formation of the northern Powder River basin, southeastern Montana. Washington: U. S. Government Print. Office.

MLA

Lee Roger W, . Geochemistry of water in the Fort Union formation of the northern Powder River basin, southeastern Montana. Washington: U. S. Government Print. Office. 1981.