APA (7th ed.) Citation

Billingsley, G. H., Stoffer, P. W., & Priest, S. S. (2014). Geologic map of the Tuba City 30ʹ x 60ʹ quadrangle, Coconino County, northern Arizona (Version 1.1, March 2014.). U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Billingsley, George H., Philip W. Stoffer, and Susan S. Priest. Geologic Map of the Tuba City 30ʹ X 60ʹ Quadrangle, Coconino County, Northern Arizona. Version 1.1, March 2014. Reston, Va.: U.S. Department of the Interior, U.S. Geological Survey, 2014.

MLA (9th ed.) Citation

Billingsley, George H., et al. Geologic Map of the Tuba City 30ʹ X 60ʹ Quadrangle, Coconino County, Northern Arizona. Version 1.1, March 2014. U.S. Department of the Interior, U.S. Geological Survey, 2014.