@book{51370,
	author = {Hartmann, Thom, and ebrary, Inc.},
	title = {Cracking the code},
	publisher = {Berrett-Koehler Publishers,},
	year = {c2007.},
	address = {San Francisco, Calif. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10331480}
}