@book{27410,
	author = {Thompson, John M.},
	title = {America's historic trails /},
	publisher = {National Geographic Society,},
	year = {c2001.},
	address = {Washington, D.C. :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy1315/2002280845-b.html}
}