@book{55756,
	author = {Herrstrom, David Sten,},
	title = {The book of unknowing},
	publisher = {Wipf & Stock,},
	year = {©2012.},
	address = {Eugene, Or. :},
	url = {http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=906731}
}