Hartmann, G. Homage to 'Glas': Geoffrey Hartmann. The late Derrida.(2007).
Lua i Stíl Chicago (17ú heag.)Hartmann, Geoffrey. "Homage to 'Glas': Geoffrey Hartmann." The Late Derrida.(2007) .
Lua MLA (8ú heag.)Hartmann, Geoffrey. "Homage to 'Glas': Geoffrey Hartmann." The Late Derrida.(2007), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.