US Army (USA) Soldiers assigned to the 671st Engineer Company, ready their 5.56mm M16A2 rifle and a 5.56mm M249 Squad Automatic Weapon as they pass under a bridge aboard a Mk-2 patrol boat while conducting patrols along the Tigris River in Baghdad, Iraq, during Operation IRAQI FREEDOM

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. US Army (USA) Soldiers assigned to the 671st Engineer Company, ready their 5.56mm M16A2 rifle and a 5.56mm M249 Squad Automatic Weapon as they pass under a bridge aboard a Mk-2 patrol boat while conducting patrols along the Tigris River in Baghdad, Iraq, during Operation IRAQI FREEDOM. 2003-08-16. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6625404. (Accessed July 18, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2003-08-16) US Army (USA) Soldiers assigned to the 671st Engineer Company, ready their 5.56mm M16A2 rifle and a 5.56mm M249 Squad Automatic Weapon as they pass under a bridge aboard a Mk-2 patrol boat while conducting patrols along the Tigris River in Baghdad, Iraq, during Operation IRAQI FREEDOM. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6625404
MLA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6625404>.
Note: These citations are programmatically generated and may be incomplete.