Tables to facilitate the practice of great circle sailing, and the determination of azimuths

Chicago citation style
Towson, John Thomas, 1804-1881. Tables to facilitate the practice of great circle sailing, and the determination of azimuths. 1861. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008423414. (Accessed December 15, 2018.)
APA citation style
Towson, John Thomas, 1804-1881, (1861) Tables to facilitate the practice of great circle sailing, and the determination of azimuths. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008423414
MLA citation style
Towson, John Thomas, 1804-1881. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/008423414>.
Note: These citations are programmatically generated and may be incomplete.