On the difficulty of correct description of books

Chicago citation style
De Morgan, Augustus, 1806-1871. On the difficulty of correct description of books. 1902. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001166478. (Accessed December 16, 2018.)
APA citation style
De Morgan, Augustus, 1806-1871, (1902) On the difficulty of correct description of books. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001166478
MLA citation style
De Morgan, Augustus, 1806-1871. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001166478>.
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