Yellowstone Volcano Observatory & Geological Survey (U.S.). (2006). Volcano and Earthquake Monitoring Plan for the Yellowstone Volcano Observatory, 2006-2015. U.S. Geological Survey.
Chicago Style (17th ed.) CitationYellowstone Volcano Observatory and Geological Survey (U.S.). Volcano and Earthquake Monitoring Plan for the Yellowstone Volcano Observatory, 2006-2015. Reston, Va.: U.S. Geological Survey, 2006.
MLA (9th ed.) CitationYellowstone Volcano Observatory and Geological Survey (U.S.). Volcano and Earthquake Monitoring Plan for the Yellowstone Volcano Observatory, 2006-2015. U.S. Geological Survey, 2006.
Warning: These citations may not always be 100% accurate.