German, British, American and French representatives stand beside wreaths from their respective countries after laying them at the foot of the Berlin Airlift Memorial at Tempelhof Central Airport. The ceremony is held each year on May 12th, which was the day in 1949 that the Soviets lifted their blockade of West Berlin

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. German, British, American and French representatives stand beside wreaths from their respective countries after laying them at the foot of the Berlin Airlift Memorial at Tempelhof Central Airport. The ceremony is held each year on May 12th, which was the day in 1949 that the Soviets lifted their blockade of West Berlin. 1988-05-12. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6461855. (Accessed April 27, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1988-05-12) German, British, American and French representatives stand beside wreaths from their respective countries after laying them at the foot of the Berlin Airlift Memorial at Tempelhof Central Airport. The ceremony is held each year on May 12th, which was the day in 1949 that the Soviets lifted their blockade of West Berlin. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6461855
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/6461855>.
Note: These citations are programmatically generated and may be incomplete.