APA (7th ed.) Citation

Wobus, R. A., & Epis, R. C. (1978). Geologic map of the Florissant 15 minute quadrangle, Park and Teller Counties, Colorado. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Wobus, Reinhard A., and Rudy C. Epis. Geologic Map of the Florissant 15 Minute Quadrangle, Park and Teller Counties, Colorado. Reston, Va.: U.S. Geological Survey, 1978.

MLA (9th ed.) Citation

Wobus, Reinhard A., and Rudy C. Epis. Geologic Map of the Florissant 15 Minute Quadrangle, Park and Teller Counties, Colorado. U.S. Geological Survey, 1978.