Referensi :
Millar, Dan Pyle. & Heath, Robert Lawrence (ed). 2004. Responding to crisis: a rhetorical approach to crisis communication. Mahwah, New Jersey: Lawrence Erlbaum Associates.
Chatra, Emeraldi. Nasrullah, Rulli. 2008. Public Relations : Strategi Kehumasan Dalam Menghadapi Krisis. Bandung: Penerbit Maximalis.
Griffin, Andrew. 2008. New Strategies for Reputation Management: Gaining Control of Issues, Crises, & Corporate Social Responsibility. London: Kogan Page.