Urine samples are tested for the presence of THC, cocaine, PCP, opiates, and amphetamines, in the Department of Defense's program to screen job applicants and some employees for use of illegal drugs

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Urine samples are tested for the presence of THC, cocaine, PCP, opiates, and amphetamines, in the Department of Defense's program to screen job applicants and some employees for use of illegal drugs. 1989-04-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6444991. (Accessed June 23, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1989-04-01) Urine samples are tested for the presence of THC, cocaine, PCP, opiates, and amphetamines, in the Department of Defense's program to screen job applicants and some employees for use of illegal drugs. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6444991
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/6444991>.
Note: These citations are programmatically generated and may be incomplete.