Não informado. (1977). Electronic warfare defense electronics. E W Communications.
Lua i Stíl Chicago (17ú heag.)Não informado. Electronic Warfare Defense Electronics. Palo Alto, Calif: E W Communications, 1977.
Lua MLA (8ú heag.)Não informado. Electronic Warfare Defense Electronics. E W Communications, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.