@book{13333,
	author = {Poll, Roswitha. and Boekhorst, Peter te, and ebrary, Inc.},
	title = {Measuring quality},
	publisher = {K.G. Saur,},
	year = {2007.},
	series = {IFLA publications,},
	address = {M�unchen :},
	edition = {2nd rev. ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10256696}
}