@book{236114,
	author = {Newsome, David and Moore, Susan A. and Ebrary inc.},
	title = {Natural area tourism},
	publisher = {Channel View Publications},
	year = {c2013.},
	series = {Aspects of tourism 58},
	address = {Buffalo, NY},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/pucpr/docDetail.action?docID=10640625}
}