@book{49880,
	author = {Westerhoff, Jan.},
	title = {Twelve examples of illusion},
	publisher = {Oxford University Press,},
	year = {2010.},
	address = {Oxford ;},
	note = {Description based on print version record.},
	url = {http://www.netLibrary.com/urlapi.asp?action=summary&v=1&bookid=327519}
}