APA (7e ed.) Bronvermelding
Curtis, K. A. (2013). Gambling on ore: The nature of metal mining in the United States, 1860-1910. University Press of Colorado.
Chicago (17e ed.) Bronvermelding
Curtis, Kent A. Gambling on Ore: The Nature of Metal Mining in the United States, 1860-1910. Boulder: University Press of Colorado, 2013.
MLA (9e ed.) Bronvermelding
Curtis, Kent A. Gambling on Ore: The Nature of Metal Mining in the United States, 1860-1910. University Press of Colorado, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.