Facts of Porto Rican history for grammar school pupils

Chicago citation style
Clopper, Edward Nicholas, 1879-1953. Facts of Porto Rican history for grammar school pupils. 1906. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009575749. (Accessed December 14, 2018.)
APA citation style
Clopper, Edward Nicholas, 1879-1953, (1906) Facts of Porto Rican history for grammar school pupils. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009575749
MLA citation style
Clopper, Edward Nicholas, 1879-1953. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/009575749>.
Note: These citations are programmatically generated and may be incomplete.