Knudson, A. A

Chicago citation style
Knudson, A. A. 1889. Retrieved from the Digital Public Library of America, http://digitalcollections.nypl.org/items/c8693f30-90c6-0135-62de-2166db956c84. (Accessed December 17, 2018.)
APA citation style
(1889) Knudson, A. A. Retrieved from the Digital Public Library of America, http://digitalcollections.nypl.org/items/c8693f30-90c6-0135-62de-2166db956c84
MLA citation style
Retrieved from the Digital Public Library of America <http://digitalcollections.nypl.org/items/c8693f30-90c6-0135-62de-2166db956c84>.
Note: These citations are programmatically generated and may be incomplete.