Students at the US Army Signal Center work on an AN/PRC-106 radio receiver and transmitter set

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Students at the US Army Signal Center work on an AN/PRC-106 radio receiver and transmitter set. 1989-10-20. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6446649. (Accessed October 21, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1989-10-20) Students at the US Army Signal Center work on an AN/PRC-106 radio receiver and transmitter set. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6446649
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/6446649>.
Note: These citations are programmatically generated and may be incomplete.