Ed by Newman, J. (1972). Nineteen hundred ninety four ; the: World of to-morrow. News and World Report Inc.
Lua i Stíl Chicago (17ú heag.)Ed by Newman, Joseph. Nineteen Hundred Ninety Four ; the: World of To-morrow. Washington, U.S.: News and World Report Inc, 1972.
Lua MLA (9ú heag.)Ed by Newman, Joseph. Nineteen Hundred Ninety Four ; the: World of To-morrow. News and World Report Inc, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.