Fuchs, E., & Duane, A. (1911). Text-book of ophthalmology (4th ed.). J. B. Lippincott Company.
Lua i Stíl Chicago (17ú heag.)Fuchs, Ernst, agus A. Duane. Text-book of Ophthalmology. 4th ed. Philadelphia & London: J. B. Lippincott Company, 1911.
Lua MLA (8ú heag.)Fuchs, Ernst, agus A. Duane. Text-book of Ophthalmology. 4th ed. J. B. Lippincott Company, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.