@book{32821,
	author = {Keller, Edward A. and Blodgett, Robert H.},
	title = {Natural hazards :},
	publisher = {Pearson Prentice Hall,},
	year = {2006},
	address = {Upper Saddle River, NJ :},
	url = {http://www.loc.gov/catdir/toc/ecip0512/2005012954.html}
}