@book{40712,
	author = {Kouzes, James M., and Posner, Barry Z. },
	title = {Credibility :},
	publisher = {Jossey-Bass Publishers,},
	year = {1993.},
	series = {The Jossey-Bass management series},
	address = {San Francisco :},
	edition = {1st ed.},
	url = {http://www.loc.gov/catdir/toc/onix07/93015388.html}
}