Ernest Thompson Seton

Chicago citation style
Alexander W. Dreyfoos, 1875/6 - 22 Nov 1951. Ernest Thompson Seton. c. 1916. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.82.69&repo=DPLA. (Accessed December 16, 2018.)
APA citation style
Alexander W. Dreyfoos, 1875/6 - 22 Nov 1951, (c. 1916) Ernest Thompson Seton. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.82.69&repo=DPLA
MLA citation style
Alexander W. Dreyfoos, 1875/6 - 22 Nov 1951. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.82.69&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.