APA (7e ed.) Bronvermelding

Não informado. (1999). Rocky Mountain Geology. University of Wyoming, Department of Geology and Geophysics.

Chicago (17e ed.) Bronvermelding

Não informado. Rocky Mountain Geology. Laramie, Wyo: University of Wyoming, Department of Geology and Geophysics, 1999.

MLA (8e ed.) Bronvermelding

Não informado. Rocky Mountain Geology. University of Wyoming, Department of Geology and Geophysics, 1999.

Let op: Deze citaties zijn niet altijd 100% accuraat.