Brown, D. (2004). Digital fortress (St. Martin's Paperbacks ed.). St. Martin's Press.
Chicago Style (17th ed.) CitationBrown, Danielle. Digital Fortress. St. Martin's Paperbacks ed. New York: St. Martin's Press, 2004.
MLA (9th ed.) CitationBrown, Danielle. Digital Fortress. St. Martin's Paperbacks ed. St. Martin's Press, 2004.
Warning: These citations may not always be 100% accurate.