APA (7th ed.) Citation

Geological Survey (U.S.) & Earle, P. S. (2009). Prompt assessment of global earthquakes for response (PAGER): A system for rapidly determining the impact of earthquakes worldwide. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Paul S. Earle. Prompt Assessment of Global Earthquakes for Response (PAGER): A System for Rapidly Determining the Impact of Earthquakes Worldwide. Reston, Va.: U.S. Geological Survey, 2009.

MLA (8th ed.) Citation

Geological Survey (U.S.) and Paul S. Earle. Prompt Assessment of Global Earthquakes for Response (PAGER): A System for Rapidly Determining the Impact of Earthquakes Worldwide. U.S. Geological Survey, 2009.

Warning: These citations may not always be 100% accurate.