@book{130396,
	author = {Calef, Scott, and ebrary, Inc.},
	title = {Led Zeppelin and philosophy},
	publisher = {Open Court,},
	year = {c2009.},
	series = {Popular culture and philosophy ;},
	address = {Chicago :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10495083}
}