@book{95571,
	author = {Sollish, Fred. and Semanik, John. and ebrary, Inc.},
	title = {The purchasing and supply manager's guide to the C.P.M. exam},
	publisher = {Harbor Light Press,},
	year = {2005.},
	address = {San Francisco :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10152563}
}