Tierney, K. J., Lindell, M. K., & Perry, R. W. (2001). Facing the unexpected: Disaster preparedness and response in the United States. Joseph Henry Press.
Chicago-čujuhus (17. p.)Tierney, Kathleen J., Michael K. Lindell, juo Ronald W. Perry. Facing the Unexpected: Disaster Preparedness and Response in the United States. Washington, District of Columbia: Joseph Henry Press, 2001.
MLA-čujuhus (9. p.)Tierney, Kathleen J., et al. Facing the Unexpected: Disaster Preparedness and Response in the United States. Joseph Henry Press, 2001.
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