Gaya APA

Wallace, M. (2004). The Disaster recovery handbook: a step by step plan to ensure business continuity and protects vital operations, facilities and assets . New York: Amacom.

Gaya MLA

Wallace, Michael. "The Disaster recovery handbook: a step by step plan to ensure business continuity and protects vital operations, facilities and assets". New York: Amacom, 2004. Text.