APA (7th ed.) Citation

Geological Survey (U.S.), United States. National Oceanic and Atmospheric Administration, U.S. Coast and Geodetic Survey, National Earthquake Information Center, National Geophysical Data Center, & National Geophysical and Solar-Terrestrial Data Center. United States earthquakes. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), United States. National Oceanic and Atmospheric Administration, U.S. Coast and Geodetic Survey, National Earthquake Information Center, National Geophysical Data Center, and National Geophysical and Solar-Terrestrial Data Center. United States Earthquakes. Golden, Colo.: U.S. Dept. of the Interior, Geological Survey.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. United States Earthquakes. U.S. Dept. of the Interior, Geological Survey.