Prevention Web. (2010). United States of America: Disaster Statistics. Retrieved on November 10, 2010 from Prevention Web: http://www.preventionweb.net/english/countries/statistics/?cid=185.
Science Daily. (2010). List of Major Natural Disasters in the United States. Retrieved on November 16, 2010 from Science Daily: http://www.sciencedaily.com/articles/l/list_of_major_natural_disasters_in_the_united_states.htm
Abbott, P.L. (2008). Natural Disasters (7th Edition). Boston: McGraw – Hill.
Aguado, E. & Burt, J.E. (2004). Understanding Weather and Climate (3rd Edition). Upper Saddle River, New Jersey: Prentice Hall.
Lutgens, F.K. & Tarbuck, E.J. (2004). The Atmosphere: An Introduction to Meteorology (9thEdition). Upper Saddle River, New Jersey: Prentice Hall.
Ackerman, S.A. & Knox, J.A. (2006). Meteorology: Understanding the Atmosphere (2nd Edition). California: Brooks Cole.