Hubbard, C. R. (1955). Mineral resources of the state of Idaho. Idaho Bureau of Mines and Geology.
Cita Chicago Style (17a ed.)Hubbard, Charles R. Mineral Resources of the State of Idaho. Boise, Idaho: Idaho Bureau of Mines and Geology, 1955.
Cita MLA (8a ed.)Hubbard, Charles R. Mineral Resources of the State of Idaho. Idaho Bureau of Mines and Geology, 1955.
Precaución: Estas citas no son 100% exactas.