A cashier checks out customers at the NAS Commissary. The cashier utilizes a laser scanner which "sees" the universal pricing label (UPC) on each package, refers to the central processing unit and automatically rings up the price for the cashier

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. A cashier checks out customers at the NAS Commissary. The cashier utilizes a laser scanner which "sees" the universal pricing label (UPC) on each package, refers to the central processing unit and automatically rings up the price for the cashier. 1987-05-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6423437. (Accessed June 22, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1987-05-01) A cashier checks out customers at the NAS Commissary. The cashier utilizes a laser scanner which "sees" the universal pricing label (UPC) on each package, refers to the central processing unit and automatically rings up the price for the cashier. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6423437
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/6423437>.
Note: These citations are programmatically generated and may be incomplete.