@book{87920,
	author = {Kingsland, Sharon E.},
	title = {The evolution of American ecology, 1890-2000 /},
	publisher = {Johns Hopkins University Press,},
	year = {c2005.},
	address = {Baltimore :},
	url = {http://www.loc.gov/catdir/toc/ecip053/2004026034.html}
}