Olney, E. (1880). Elements of trigonometry, plane and spherical. Sheldon & Company.
Citación estilo ChicagoOlney, Edward. Elements of Trigonometry, Plane and Spherical. New York: Sheldon & Company, 1880.
Cita MLAOlney, Edward. Elements of Trigonometry, Plane and Spherical. Sheldon & Company, 1880.
Warning: These citations may not always be 100% accurate.