@book{9125,
	author = {Slater, Charles L. and ebrary, Inc.},
	title = {Understanding the principalship},
	publisher = {Emerald,},
	year = {2013.},
	series = {Advances in educational administration,},
	address = {Bingley :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10695997}
}