@book{57105,
	author = {Leider, Richard. and ebrary, Inc.},
	title = {The power of purpose},
	publisher = {Berrett-Koehler Publishers,},
	year = {c2004.},
	address = {San Francisco :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10315394}
}