@book{33502,
	author = {Pierce, Jon L. and Newstrom, John W.},
	title = {Leaders & the leadership process :},
	publisher = {McGraw-Hill Irwin,},
	year = {c2006},
	address = {Boston :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0632/2004061127-d.html}
}