A potential policeman asks a question about the examination

Chicago citation style
A potential policeman asks a question about the examination. 1936-05-05. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/54723. (Accessed December 13, 2018.)
APA citation style
(1936-05-05) A potential policeman asks a question about the examination. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/54723
MLA citation style
Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/54723>.
Note: These citations are programmatically generated and may be incomplete.