APA (7e ed.) Bronvermelding

Coombs, W. T. (2007). Ongoing crisis communication: Planning, managing, and responding (2nd ed.). Sage.

Chicago (17e ed.) Bronvermelding

Coombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 2nd ed. Thousand Oaks, Calif: Sage, 2007.

MLA (9e ed.) Bronvermelding

Coombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 2nd ed. Sage, 2007.