(2000). Practices for securing critical information assets.
Chicago-čujuhus (17. p.)Practices for Securing Critical Information Assets. 2000.
MLA-čujuhus (9. p.)Practices for Securing Critical Information Assets. 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.