@book{191189,
	author = {Riggs, Cliff.},
	title = {Network perimeter security  (E-BOOK)},
	publisher = {Auerbach Publications,},
	year = {c2004.},
	address = {Boca Raton :},
	note = {Includes bibliographical references and index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0646/2003056278-d.html}
}