@book{330074,
	author = {Ward, Andrew D. and Trimble, Stanley Wayne.},
	title = {Environmental hydrology /},
	publisher = {Lewis Publishers,},
	year = {c2004.},
	address = {Boca Raton, FL :},
	edition = {2nd ed.},
	note = {H.B},
	url = {http://www.loc.gov/catdir/enhancements/fy0646/2003061133-d.html}
}