(1977). Computer security / by John M. Carroll.
Chicago-čujuhus (17. p.)Computer Security / by John M. Carroll. 1977.
MLA-čujuhus (9. p.)Computer Security / by John M. Carroll. 1977.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.