@book{35723,
	author = {Danielson, Charlotte. and ebrary, Inc.},
	title = {The handbook for enhancing professional practice},
	publisher = {Association for Supervision and Curriculum Development,},
	year = {c2008.},
	address = {Alexandria, VA :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10250493}
}