@book{1893,
	author = {Kouzes, James M. and Posner, Barry Z.},
	title = {The leadership challenge :},
	publisher = {Jossey-Bass Publishers,},
	year = {c1995.},
	address = {San Francisco :},
	edition = {2nd ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/toc/onix07/95011314.html}
}