@book{46691,
	author = {McDowell, Richard W.},
	title = {Environmental impacts of pasture-based farming /},
	publisher = {CABI,},
	year = {c2008},
	address = {Wallingford, UK ;},
	url = {http://www.loc.gov/catdir/toc/fy0904/2008018126.html}
}