@book{133825,
	author = {Pearsall, Deborah M.},
	title = {Plants and people in ancient Ecuador :},
	publisher = {Wadsworth/Thompson Learning,},
	year = {c2004.},
	series = {Case studies in archaeology},
	address = {Belmont, CA :},
	url = {http://www.loc.gov/catdir/enhancements/fy1103/2002113853-b.html}
}