El Reno, Okla., June 15, 2013 -- Barbara Bornemann looks back at where farmhouse and barns once stood. The El Reno area was struck by a F5 tornado on May 31, 2013. It was the widest tornado in United States history at 2.6 miles across, and was the second F5 tornado to touch down in Oklahoma over a two week period. Andrea Booher/FEMA

Chicago citation style
Department of Homeland Security. Federal Emergency Management Agency. Public Affairs Division. 3/1/2003. El Reno, Okla., June 15, 2013 -- Barbara Bornemann looks back at where farmhouse and barns once stood. The El Reno area was struck by a F5 tornado on May 31, 2013. It was the widest tornado in United States history at 2.6 miles across, and was the second F5 tornado to touch down in Oklahoma over a two week period. Andrea Booher/FEMA. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/24479101. (Accessed October 16, 2018.)
APA citation style
Department of Homeland Security. Federal Emergency Management Agency. Public Affairs Division. 3/1/2003, El Reno, Okla., June 15, 2013 -- Barbara Bornemann looks back at where farmhouse and barns once stood. The El Reno area was struck by a F5 tornado on May 31, 2013. It was the widest tornado in United States history at 2.6 miles across, and was the second F5 tornado to touch down in Oklahoma over a two week period. Andrea Booher/FEMA. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/24479101
MLA citation style
Department of Homeland Security. Federal Emergency Management Agency. Public Affairs Division. 3/1/2003. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/24479101>.
Note: These citations are programmatically generated and may be incomplete.