@book{220488,
	author = {Greiner, Tony. and Cooper, Bob, and ebrary, Inc.},
	title = {Analyzing library collection use with Excel},
	publisher = {American Library Association,},
	year = {2007.},
	address = {Chicago :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10194660}
}