@book{43798,
	author = {Howd,  Robert A. and Fan, Anna M.},
	title = {Risk assessment for chemicals in drinking water /},
	publisher = {Wiley,},
	year = {c2008},
	address = {Hoboken, N.J. :},
	url = {http://www.loc.gov/catdir/toc/ecip0711/2007007076.html}
}