@book{48635,
	author = {Preetham, V. V. and ebrary, Inc.},
	title = {Internet security and firewalls},
	publisher = {Premier Press,},
	year = {c2002.},
	address = {Cincinnati, Ohio :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10066541}
}