APA-Zitierstil (7. Ausg.)

(1980). Surficial geologic map of the Vernal 1 ̊x 2 ̊quadrangle, Colorado and Utah. U.S. Geological Survey.

Chicago-Zitierstil (17. Ausg.)

Surficial Geologic Map of the Vernal 1 ̊x 2 ̊quadrangle, Colorado and Utah. Denver, CO: U.S. Geological Survey, 1980.

MLA-Zitierstil (9. Ausg.)

Surficial Geologic Map of the Vernal 1 ̊x 2 ̊quadrangle, Colorado and Utah. U.S. Geological Survey, 1980.