@book{7869,
	author = {Hughes, Richard L., and Ginnett, Robert C.},
	title = {Leadership :},
	publisher = {McGraw-Hill Irwin,},
	year = {c2009.},
	address = {Boston :},
	edition = {6th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip082/2007041995.html}
}