Elements of geometry: containing the first six books of Euclid, with a supplement on the quadrature of the circle and the geometry of solids; to which are added, elements of plane and spherical trigonometryElementa. Books 1-6. English. 1826

Chicago citation style
Playfair, John, 1748-1819. Elements of geometry: containing the first six books of Euclid, with a supplement on the quadrature of the circle and the geometry of solids; to which are added, elements of plane and spherical trigonometry,Elementa. Books 1-6. English. 1826. 1826. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206960. (Accessed October 16, 2018.)
APA citation style
Playfair, John, 1748-1819, (1826) Elements of geometry: containing the first six books of Euclid, with a supplement on the quadrature of the circle and the geometry of solids; to which are added, elements of plane and spherical trigonometry,Elementa. Books 1-6. English. 1826. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206960
MLA citation style
Playfair, John, 1748-1819. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/000206960>.
Note: These citations are programmatically generated and may be incomplete.