A US Navy (USN) Seabee assigned to Naval Mobile Construction Battalion 40 (NMCB-40) mans a Browning M2 HB 0.50 caliber heavy machine gun, equipped with a Blank Firing Adapter (BFA), after donning Mission-Oriented Protective Posture response level 4 (MOPP-4) gear during a simulated Chemical/Biological attack. NMCB-40 is participating in Exercise BEARING DUEL 2004, designed to provide the unit an opportunity to train in realistic field environments

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. A US Navy (USN) Seabee assigned to Naval Mobile Construction Battalion 40 (NMCB-40) mans a Browning M2 HB 0.50 caliber heavy machine gun, equipped with a Blank Firing Adapter (BFA), after donning Mission-Oriented Protective Posture response level 4 (MOPP-4) gear during a simulated Chemical/Biological attack. NMCB-40 is participating in Exercise BEARING DUEL 2004, designed to provide the unit an opportunity to train in realistic field environments. 2004-08-22. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6669455. (Accessed June 18, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2004-08-22) A US Navy (USN) Seabee assigned to Naval Mobile Construction Battalion 40 (NMCB-40) mans a Browning M2 HB 0.50 caliber heavy machine gun, equipped with a Blank Firing Adapter (BFA), after donning Mission-Oriented Protective Posture response level 4 (MOPP-4) gear during a simulated Chemical/Biological attack. NMCB-40 is participating in Exercise BEARING DUEL 2004, designed to provide the unit an opportunity to train in realistic field environments. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6669455
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/6669455>.
Note: These citations are programmatically generated and may be incomplete.