A chart from the Berlin Air Route Traffic Control Center (BARTCC) at Tempelhof Central Airport depicts the division of responsibility between French, British, and US controllers for the three corridors through which Berlin is accessible by air

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. A chart from the Berlin Air Route Traffic Control Center (BARTCC) at Tempelhof Central Airport depicts the division of responsibility between French, British, and US controllers for the three corridors through which Berlin is accessible by air. 1987-04-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6447587. (Accessed July 20, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1987-04-01) A chart from the Berlin Air Route Traffic Control Center (BARTCC) at Tempelhof Central Airport depicts the division of responsibility between French, British, and US controllers for the three corridors through which Berlin is accessible by air. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6447587
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/6447587>.
Note: These citations are programmatically generated and may be incomplete.