@book{784,
	author = {Duffy, Rosaleen.},
	title = {A trip too far :ecotourism, politics, and exploitation. /},
	publisher = {Earthscan,},
	year = {2002.},
	address = {London ;},
	url = {http://www.loc.gov/catdir/toc/fy034/2001007665.html}
}