Koepper, G. (1955). Kyrie Eleison. Union-Verlag.
Lua i Stíl Chicago (17ú heag.)Koepper, Gustav. Kyrie Eleison. Berlin: Union-Verlag, 1955.
Lua MLA (8ú heag.)Koepper, Gustav. Kyrie Eleison. Union-Verlag, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.