@book{261, url = {http://www.loc.gov/catdir/enhancements/fy0705/2004303919-b.html}, note = {"Bulletproof your systems before they are hacked!"--Cover.}, address = {New York :}, author = {Terpstra, John H.}, publisher = {McGraw-Hill/Osborne,}, year = {c2004.}, title = {Hardening Linux /} }