@book{34869,
	author = {Danielson, Charlotte},
	title = {Teacher leadership that strengthens professional practice /},
	publisher = {Association for Supervision and Curriculum Development,},
	year = {c2006},
	address = {Alexandria, Va. :},
	url = {http://www.loc.gov/catdir/toc/ecip0519/2005027510.html}
}