"Pfc. Johnnie Mae Welton, Negro WAC, laboratory technician trainee, conducts an experiment in the serology laboratory sf the Fort Jackson Station Hospital, Fort Jackson, SC."

Chicago citation style
Department of Defense. Department of the Army. Office of the Deputy Chief of Staff for Operations. U.S. Army Audiovisual Center. ca. 1974-5/15/1984. "Pfc. Johnnie Mae Welton, Negro WAC, laboratory technician trainee, conducts an experiment in the serology laboratory sf the Fort Jackson Station Hospital, Fort Jackson, SC.". 1944-03-20. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/531360. (Accessed June 22, 2018.)
APA citation style
Department of Defense. Department of the Army. Office of the Deputy Chief of Staff for Operations. U.S. Army Audiovisual Center. ca. 1974-5/15/1984, (1944-03-20) "Pfc. Johnnie Mae Welton, Negro WAC, laboratory technician trainee, conducts an experiment in the serology laboratory sf the Fort Jackson Station Hospital, Fort Jackson, SC.". Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/531360
MLA citation style
Department of Defense. Department of the Army. Office of the Deputy Chief of Staff for Operations. U.S. Army Audiovisual Center. ca. 1974-5/15/1984. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/531360>.
Note: These citations are programmatically generated and may be incomplete.