@book{9462,
	author = {Bals, Lydia. and ebrary, Inc.},
	title = {Sourcing of services},
	publisher = {Gabler,},
	year = {2008.},
	address = {Wiesbaden :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10266964}
}