CHIEF of STAFF of the Air Force for Environmental Safety and Occupational Health, US Air Force Colonel Brian McCarty and his sons Scott and Craig join a team of US Air Force volunteers from the Pentagon in support of Earth Day April 21, 2001. The team joined local citizens at the 4 Mile Run Park in Alexandria, Virginia, to gather a mountain of refuse

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. CHIEF of STAFF of the Air Force for Environmental Safety and Occupational Health, US Air Force Colonel Brian McCarty and his sons Scott and Craig join a team of US Air Force volunteers from the Pentagon in support of Earth Day April 21, 2001. The team joined local citizens at the 4 Mile Run Park in Alexandria, Virginia, to gather a mountain of refuse. 2001-04-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6521877. (Accessed September 21, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (2001-04-21) CHIEF of STAFF of the Air Force for Environmental Safety and Occupational Health, US Air Force Colonel Brian McCarty and his sons Scott and Craig join a team of US Air Force volunteers from the Pentagon in support of Earth Day April 21, 2001. The team joined local citizens at the 4 Mile Run Park in Alexandria, Virginia, to gather a mountain of refuse. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6521877
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/6521877>.
Note: These citations are programmatically generated and may be incomplete.