@book{6639,
	author = {Goncalves, Marcus.},
	title = {Protecting your Web site with firewalls },
	publisher = {Prentice Hall PTR,},
	year = {c1997.},
	address = {Upper Saddle River, N.J. :},
	note = {CD-ROM contains evaluation copy of WebTrend (web logging and reporting software for Windows NT Webservers).}
}