Hartridge, G. (1898). The refraction of the eye: A manual for students (9th ed.). J. & A. Churchill.
Citación estilo ChicagoHartridge, Gustavus. The Refraction of the Eye: A Manual for Students. 9th ed. London: J. & A. Churchill, 1898.
Cita MLAHartridge, Gustavus. The Refraction of the Eye: A Manual for Students. 9th ed. J. & A. Churchill, 1898.
Warning: These citations may not always be 100% accurate.