Kello, L., & Held, D. (2017). Cyber Security: Gridlock and Innovation. Polity Press.
Chicago-čujuhus (17. p.)Kello, L., juo D. Held. Cyber Security: Gridlock and Innovation. Polity Press, 2017.
MLA-čujuhus (9. p.)Kello, L., juo D. Held. Cyber Security: Gridlock and Innovation. Polity Press, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.