@book{4070,
	author = {Bennis, Warren G. and Nanus, Burt.},
	title = {Leaders :},
	publisher = {HarperBusiness,},
	year = {2003.},
	address = {New York :},
	edition = {2nd ed.},
	note = {First HarperBusiness Essentials edition published 2003.
}
}