Early printed books

Chicago citation style
Hill, Walter M. (Walter Martin), b. 1868. Early printed books. 1921. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001166962. (Accessed December 10, 2018.)
APA citation style
Hill, Walter M. (Walter Martin), b. 1868, (1921) Early printed books. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001166962
MLA citation style
Hill, Walter M. (Walter Martin), b. 1868. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001166962>.
Note: These citations are programmatically generated and may be incomplete.