@book{156022,
	author = {Crayton, Christopher A. and ebrary, Inc.},
	title = {Security+ exam guide},
	publisher = {Charles River Media,},
	year = {c2003.},
	series = {TestTaker's guide series},
	address = {Hingham, Mass. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10061205}
}