Lua APA (7ú heag.)

Shelton, C. (2006). Electrical installations for level 3. Nelson Thornes.

Lua i Stíl Chicago (17ú heag.)

Shelton, Christopher. Electrical Installations for Level 3. Cheltenham, UK: Nelson Thornes, 2006.

Lua MLA (8ú heag.)

Shelton, Christopher. Electrical Installations for Level 3. Nelson Thornes, 2006.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.