British Standards Institution. (1972). Guide on high-voltage testing techniques (1st revision.). British Standards Institution.
Lua i Stíl Chicago (17ú heag.)British Standards Institution. Guide on High-voltage Testing Techniques. 1st revision. London: British Standards Institution, 1972.
Lua MLA (8ú heag.)British Standards Institution. Guide on High-voltage Testing Techniques. 1st revision. British Standards Institution, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.