APA (7th ed.) Citation

Spencer, A. C. (1904). The copper deposits of the Encampment district, Wyoming. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Spencer, Arthur Coe. The Copper Deposits of the Encampment District, Wyoming. Washington: Govt. Print. Off, 1904.

MLA (9th ed.) Citation

Spencer, Arthur Coe. The Copper Deposits of the Encampment District, Wyoming. Govt. Print. Off, 1904.