J.J. Duncan to Frank L. O'Rourk, Day School Number 14.

Chicago citation style
Department of the Interior. Office of Indian Affairs. Pine Ridge Agency. 1878-9/17/1947. J.J. Duncan to Frank L. O'Rourk, Day School Number 14.. 1915-04-24. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/284786. (Accessed June 22, 2018.)
APA citation style
Department of the Interior. Office of Indian Affairs. Pine Ridge Agency. 1878-9/17/1947, (1915-04-24) J.J. Duncan to Frank L. O'Rourk, Day School Number 14.. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/284786
MLA citation style
Department of the Interior. Office of Indian Affairs. Pine Ridge Agency. 1878-9/17/1947. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/284786>.
Note: These citations are programmatically generated and may be incomplete.