Não informado. (1952). Transactions of the American Institute of Electrical Engineers. American Institute of Electrical Engineers.
Lua i Stíl Chicago (17ú heag.)Não informado. Transactions of the American Institute of Electrical Engineers. New York: American Institute of Electrical Engineers, 1952.
Lua MLA (8ú heag.)Não informado. Transactions of the American Institute of Electrical Engineers. American Institute of Electrical Engineers, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.