Southall, J. P. C. (1962). Helmholtz's treatise on physiological optics. Dover.
Cita Chicago Style (17a ed.)Southall, James P. C. Helmholtz's Treatise on Physiological Optics. N. York: Dover, 1962.
Cita MLA (9a ed.)Southall, James P. C. Helmholtz's Treatise on Physiological Optics. Dover, 1962.
Precaución: Estas citas no son 100% exactas.