@book{9556,
	author = {Stronge, James H. and Richard, Holly B. and ebrary, Inc.},
	title = {Qualities of effective principals},
	publisher = {Association for Supervision and Curriculum Development,},
	year = {c2008.},
	address = {Alexandria, VA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10268615}
}