Cita APA (7a ed.)
United States. Dept. of Homeland Security, United States. Government Accountability Office, ebrary, Inc, & Merganthal, P. B. (2009). National emergency responses. Nova Science Publishers.
Cita Chicago Style (17a ed.)
United States. Dept. of Homeland Security, United States. Government Accountability Office, Inc ebrary, y Paul B. Merganthal. National Emergency Responses. New York: Nova Science Publishers, 2009.
Cita MLA (9a ed.)
United States. Dept. of Homeland Security, et al. National Emergency Responses. Nova Science Publishers, 2009.
Precaución: Estas citas no son 100% exactas.