Cita APA (7th ed.)
Curtis, K. A. (2013). Gambling on ore: The nature of metal mining in the United States, 1860-1910. University Press of Colorado.
Cita Chicago (17th ed.)
Curtis, Kent A. Gambling on Ore: The Nature of Metal Mining in the United States, 1860-1910. Boulder: University Press of Colorado, 2013.
Cita MLA (9th ed.)
Curtis, Kent A. Gambling on Ore: The Nature of Metal Mining in the United States, 1860-1910. University Press of Colorado, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.