@book{25402,
	author = {Roylance, Derek, and ebrary, Inc.},
	title = {Purchasing performance},
	publisher = {Gower,},
	year = {c2006.},
	address = {Aldershot, Hants, England :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10224477}
}