Group of three discussing blood donations for national defense

Chicago citation style
Unknown. Group of three discussing blood donations for national defense. 1940-08-10. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/13026. (Accessed December 17, 2018.)
APA citation style
Unknown, (1940-08-10) Group of three discussing blood donations for national defense. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/13026
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/13026>.
Note: These citations are programmatically generated and may be incomplete.