APA (7e ed.) Bronvermelding
Ulmer, R. R., Seeger, M. W., & Sellnow, T. L. (2011). Effective crisis communication: Moving from crisis to opportunity (2nd ed.). SAGE.
Chicago (17e ed.) Bronvermelding
Ulmer, Robert R., Mathew W. Seeger, en Timothy L. Sellnow. Effective Crisis Communication: Moving from Crisis to Opportunity. 2nd ed. Los Angeles: SAGE, 2011.
MLA (9e ed.) Bronvermelding
Ulmer, Robert R., et al. Effective Crisis Communication: Moving from Crisis to Opportunity. 2nd ed. SAGE, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.