APA (7th ed.) Citation

Derkey, P. D. (1986). Coal stratigraphy of the Lame Deer 30 x 60-minute quadrangle, southeastern Montana. Montana Bureau of Mines and Geology.

Chicago Style (17th ed.) Citation

Derkey, Pamela Dunlap. Coal Stratigraphy of the Lame Deer 30 X 60-minute Quadrangle, Southeastern Montana. [Butte]: Montana Bureau of Mines and Geology, 1986.

MLA (9th ed.) Citation

Derkey, Pamela Dunlap. Coal Stratigraphy of the Lame Deer 30 X 60-minute Quadrangle, Southeastern Montana. Montana Bureau of Mines and Geology, 1986.