@book{12736,
	author = {Middleton, Victor T. C. and Fyall, Alan.},
	title = {Marketing in travel and tourism /},
	publisher = {Butterworth-Heinemann,},
	year = {c2009.},
	address = {Amsterdam ;},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0903/2008054448-d.html}
}