FROST CHRIS. (2001). OPERATIONAL RISK AND RESILIENCE. BUTTERWORTH-HEINEMANN.
Chicago-čujuhus (17. p.)FROST CHRIS. OPERATIONAL RISK AND RESILIENCE. OXFORD: BUTTERWORTH-HEINEMANN, 2001.
MLA-čujuhus (9. p.)FROST CHRIS. OPERATIONAL RISK AND RESILIENCE. BUTTERWORTH-HEINEMANN, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.