Benn, G. Deux lettres: Gottfried Benn. Thomas Mann.(1973).
Lua i Stíl Chicago (17ú heag.)Benn, Gottfried. "Deux Lettres: Gottfried Benn." Thomas Mann.(1973) .
Lua MLA (8ú heag.)Benn, Gottfried. "Deux Lettres: Gottfried Benn." Thomas Mann.(1973), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.