@book{48763,
	author = {Douglas, Mary. and NetLibrary, Inc.},
	title = {Natural symbols},
	publisher = {Routledge,},
	year = {1996.},
	address = {London ;},
	note = {Originally published: 2nd ed. London : Barrie and Jenkins, 1973.},
	url = {http://www.netLibrary.com/urlapi.asp?action=summary&v=1&bookid=74567}
}