Twenty years' experience as a ghost hunter

Chicago citation style
O'Donnell, Elliott, 1872-1965. Twenty years' experience as a ghost hunter. [1917]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569547. (Accessed November 15, 2018.)
APA citation style
O'Donnell, Elliott, 1872-1965, ([1917]) Twenty years' experience as a ghost hunter. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569547
MLA citation style
O'Donnell, Elliott, 1872-1965. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/006569547>.
Note: These citations are programmatically generated and may be incomplete.