Não informado. (1957). IRE national convention record. Institute of Radio Engineers.
Chicago-referens (17:e uppl.)Não informado. IRE National Convention Record. New York: Institute of Radio Engineers, 1957.
MLA-referens (8:e uppl.)Não informado. IRE National Convention Record. Institute of Radio Engineers, 1957.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.