@book{57122,
	author = {Bernstein, Jared. and ebrary, Inc.},
	title = {Crunch},
	publisher = {Berrett-Koehler Publishers,},
	year = {c2008.},
	address = {San Francisco, CA :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10315438}
}