Style de citation APA (7e éd.)
United States. Dept. of Homeland Security, United States. Government Accountability Office, ebrary, Inc, & Merganthal, P. B. (2009). National emergency responses. Nova Science Publishers.
Style de citation Chicago (17e éd.)
United States. Dept. of Homeland Security, United States. Government Accountability Office, Inc ebrary, et Paul B. Merganthal. National Emergency Responses. New York: Nova Science Publishers, 2009.
Style de citation MLA (9e éd.)
United States. Dept. of Homeland Security, et al. National Emergency Responses. Nova Science Publishers, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.