An instructor at the Defense Language Institute reviews an assignment with the class

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. An instructor at the Defense Language Institute reviews an assignment with the class. 1987-05-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6436900. (Accessed October 20, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1987-05-01) An instructor at the Defense Language Institute reviews an assignment with the class. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6436900
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/6436900>.
Note: These citations are programmatically generated and may be incomplete.