EYBERS, G. v. F. (1969). Select constitutional documents illustrating South African history 1795 – 1910. George von Felfling Eybers.
Lua i Stíl Chicago (17ú heag.)EYBERS, George von Felfling. Select Constitutional Documents Illustrating South African History 1795 – 1910. George von Felfling Eybers, 1969.
Lua MLA (9ú heag.)EYBERS, George von Felfling. Select Constitutional Documents Illustrating South African History 1795 – 1910. George von Felfling Eybers, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.