APA (7th ed.) Citation

Hampton, E. R., Clark, G. A., & McNutt, M. H. (1974). Map showing availability of hydrologic data, Boulder-Fort Collins-Greeley area, Front Range Urban Corridor, Colorado. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Hampton, E. R., Glenn A. Clark, and Margaret H. McNutt. Map Showing Availability of Hydrologic Data, Boulder-Fort Collins-Greeley Area, Front Range Urban Corridor, Colorado. Reston, Va.: U.S. Geological Survey, 1974.

MLA (9th ed.) Citation

Hampton, E. R., et al. Map Showing Availability of Hydrologic Data, Boulder-Fort Collins-Greeley Area, Front Range Urban Corridor, Colorado. U.S. Geological Survey, 1974.