6Michael Bland. Communicating Out of a Crisis [ M ]. London: Macmillan Press, 1998 : 88 - 89.
7Simon A Booth. Crisis Management Strategy: Competition and Change in Modem Enterprises [M]. London: T. J. Press, 1993:123- 124.
8Jeffrey R Caponigro. The Crisis Counselor: A Step by Step Guide to Managing a Business Crisis [M]. Chicago: Contemporary Books, 2000 : 68 - 69.
9Ian I Mitrof, Christine M Pearson. Crisis Management : Diagnostic Guide for Improving Your Organization' s Crisis Preparedness [ M ]. New York: Jossey- Bass Inc, 1993:10- 118.