WARD , A. (1999). MAGNETS & ELECTRICITY.
Lua i Stíl Chicago (17ú heag.)WARD , ALEN. MAGNETS & ELECTRICITY. 1999.
Lua MLA (9ú heag.)WARD , ALEN. MAGNETS & ELECTRICITY. 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.