Smith Chris. (2006). Greenwood Encyclopedia of Rock History: Rise of Album Rock-Vol 3. Greenwood Press.
Lua i Stíl Chicago (17ú heag.)Smith Chris. Greenwood Encyclopedia of Rock History: Rise of Album Rock-Vol 3. Greenwood Press, 2006.
Lua MLA (9ú heag.)Smith Chris. Greenwood Encyclopedia of Rock History: Rise of Album Rock-Vol 3. Greenwood Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.