A six-hour shift

Chicago citation style
McFee, William, 1881-1966. A six-hour shift. 1920. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007924904. (Accessed December 10, 2018.)
APA citation style
McFee, William, 1881-1966, (1920) A six-hour shift. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007924904
MLA citation style
McFee, William, 1881-1966. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/007924904>.
Note: These citations are programmatically generated and may be incomplete.