APA (7th ed.) Citation

Van Horn, R. (1972). Surficial and bedrock geologic map of the Golden quadrangle, Jefferson County, Colorado. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Van Horn, Richard. Surficial and Bedrock Geologic Map of the Golden Quadrangle, Jefferson County, Colorado. Washington: U.S. Geological Survey, 1972.

MLA (9th ed.) Citation

Van Horn, Richard. Surficial and Bedrock Geologic Map of the Golden Quadrangle, Jefferson County, Colorado. U.S. Geological Survey, 1972.