Theodore Roosevelt

Chicago citation style
Harris & Ewing Studio, active 1905 - 1977. Theodore Roosevelt. 1908. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.81.170&repo=DPLA. (Accessed December 15, 2018.)
APA citation style
Harris & Ewing Studio, active 1905 - 1977, (1908) Theodore Roosevelt. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.81.170&repo=DPLA
MLA citation style
Harris & Ewing Studio, active 1905 - 1977. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.81.170&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.