APA-čujuhus (7. p.)
Howard, D., & Prince, K. (2011). Security 2020: Reduce security risks this decade. Wiley Pub..
Chicago-čujuhus (17. p.)
Howard, Doug, juo Kevin Prince. Security 2020: Reduce Security Risks This Decade. Indianapolis, Ind.: Wiley Pub., 2011.
MLA-čujuhus (9. p.)
Howard, Doug, juo Kevin Prince. Security 2020: Reduce Security Risks This Decade. Wiley Pub., 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.