Gaya APA

Duke-Elder, S, S. (1970). System Of Ophthalmology : Ophthalmic Optics And Refraction ; Vol. V . Missouri: C.V Mosby Company.

Gaya MLA

Duke-Elder, Sir, Steward. "System Of Ophthalmology : Ophthalmic Optics And Refraction ; Vol. V". Missouri: C.V Mosby Company, 1970. Text.