Coombs, W. T. (1999). On going crisis communicationplanning, managing, and responding. Sage.
Čikaški stil citiranja (17. izdanje)Coombs, W. Timothy. On Going Crisis Communicationplanning, Managing, and Responding. Sage, 1999.
MLA način citiranja (8. izdanje)Coombs, W. Timothy. On Going Crisis Communicationplanning, Managing, and Responding. Sage, 1999.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.