Letter from C[harles] S[prague] Sargent to John Muir, 1908 Mar 9

Chicago citation style
C[harles] S[prague] Sargent. Letter from C[harles] S[prague] Sargent to John Muir, 1908 Mar 9. 1908 Mar 9. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt2h4nf08h. (Accessed December 17, 2018.)
APA citation style
C[harles] S[prague] Sargent, (1908 Mar 9) Letter from C[harles] S[prague] Sargent to John Muir, 1908 Mar 9. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt2h4nf08h
MLA citation style
C[harles] S[prague] Sargent. Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/kt2h4nf08h>.
Note: These citations are programmatically generated and may be incomplete.