@book{55045,
	author = {Spellman, Frank R. and Whiting, Nancy E.},
	title = {Environmental management of concentrated animal feeding operations (CAFOs) /},
	publisher = {CRC Press,},
	year = {c2007},
	address = {Boca Raton :},
	url = {http://www.loc.gov/catdir/enhancements/fy0626/2006038866-d.html}
}