APA (7th ed.) Citation

Porter, R. P. (1891). The eleventh census: An address delivered before the American Statistical Association, Boston, Oct. 16, 1891. New York Engraving and Print. Company.

Chicago Style (17th ed.) Citation

Porter, Robert P. The Eleventh Census: An Address Delivered Before the American Statistical Association, Boston, Oct. 16, 1891. [New York]: New York Engraving and Print. Company, 1891.

MLA (9th ed.) Citation

Porter, Robert P. The Eleventh Census: An Address Delivered Before the American Statistical Association, Boston, Oct. 16, 1891. New York Engraving and Print. Company, 1891.