APA

Busby J. F., . (1991). Geochemical evolution of water in the Madison Aquifer in parts of Montana, South Dakota, and Wyoming: geology and hydrology of the Madison Limestone and associated rocks in parts of Montana, Nebraska, North Dakota, South Dakota, and Wyoming. Washington: U.S. G.P.O.

Chicago

Busby John F, . 1991. Geochemical evolution of water in the Madison Aquifer in parts of Montana, South Dakota, and Wyoming: geology and hydrology of the Madison Limestone and associated rocks in parts of Montana, Nebraska, North Dakota, South Dakota, and Wyoming. Washington: U.S. G.P.O.

Harvard

Busby J. F., . (1991). Geochemical evolution of water in the Madison Aquifer in parts of Montana, South Dakota, and Wyoming: geology and hydrology of the Madison Limestone and associated rocks in parts of Montana, Nebraska, North Dakota, South Dakota, and Wyoming. Washington: U.S. G.P.O.

MLA

Busby John F, . Geochemical evolution of water in the Madison Aquifer in parts of Montana, South Dakota, and Wyoming: geology and hydrology of the Madison Limestone and associated rocks in parts of Montana, Nebraska, North Dakota, South Dakota, and Wyoming. Washington: U.S. G.P.O. 1991.