Guitar Sounds: Gerald Schwertberger. Doblinger.
Lua i Stíl Chicago (17ú heag.)Guitar Sounds: Gerald Schwertberger. Wien [u.a.]: Doblinger.
Lua MLA (8ú heag.)Guitar Sounds: Gerald Schwertberger. Doblinger.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.