Larson, T. H. (2001). The earthquake of September 2, 1999, in northern Illinois: Big lessons from a small earthquake. Illinois State Geological Survey.
Chicago-Zitierstil (17. Ausg.)Larson, Timothy H. The Earthquake of September 2, 1999, in Northern Illinois: Big Lessons from a Small Earthquake. Champaign, IL: Illinois State Geological Survey, 2001.
MLA-Zitierstil (9. Ausg.)Larson, Timothy H. The Earthquake of September 2, 1999, in Northern Illinois: Big Lessons from a Small Earthquake. Illinois State Geological Survey, 2001.
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