Ulmer, R. R., Seeger, M. W., & Sellnow, T. L. (2011). Effective crisis communication: Moving from crisis to opportunity (2nd ed.). SAGE.
Citace podle Chicago (17th ed.)Ulmer, Robert R., Mathew W. Seeger, a Timothy L. Sellnow. Effective Crisis Communication: Moving from Crisis to Opportunity. 2nd ed. Los Angeles: SAGE, 2011.
Citace podle MLA (9th ed.)Ulmer, Robert R., et al. Effective Crisis Communication: Moving from Crisis to Opportunity. 2nd ed. SAGE, 2011.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..