One finger system : for use of hospital corps men assigned to duty at recruiting stations

Chicago citation style
United States. Bureau of Naval Personnel. One finger system : for use of hospital corps men assigned to duty at recruiting stations. 1921. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100011200. (Accessed October 16, 2018.)
APA citation style
United States. Bureau of Naval Personnel, (1921) One finger system : for use of hospital corps men assigned to duty at recruiting stations. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100011200
MLA citation style
United States. Bureau of Naval Personnel. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/100011200>.
Note: These citations are programmatically generated and may be incomplete.