@book{20299,
	author = {Munzinger, Andr|,},
	title = {Discerning the spirits :},
	publisher = {Cambridge University Press,},
	year = {2007.},
	address = {Cambridge, UK ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0808/2007001749-b.html}
}