Guenther, R. D. Modern optics. John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)Guenther, Robert D. Modern Optics. John Wiley and Sons.
Lua MLA (8ú heag.)Guenther, Robert D. Modern Optics. John Wiley and Sons.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.