Brown, D. (2004). Digital fortress. St. Martin's Paperbacks.
Chicago-čujuhus (17. p.)Brown, Dan. Digital Fortress. New York: St. Martin's Paperbacks, 2004.
MLA-čujuhus (9. p.)Brown, Dan. Digital Fortress. St. Martin's Paperbacks, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.