@book{18624,
	author = {Bass, Bernard M. and Riggio, Ronald E.},
	title = {Transformational  leadership /},
	publisher = {L. Erlbaum Associates,},
	year = {2006.},
	address = {Mahwah, N.J. :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0623/2005040138-b.html}
}