@book{7535,
	author = {DiSabato-Aust, Tracy.},
	title = {The well-tended perennial garden :},
	publisher = {Timber Press,},
	year = {2006.},
	address = {Portland, Ore. :},
	edition = {Expanded ed.},
	url = {http://www.loc.gov/catdir/toc/ ecip0611/2006010388.html}
}