Cosmann, U. (1982). Eduard Gaertner. Seemann.
Lua i Stíl Chicago (17ú heag.)Cosmann, Ursula. Eduard Gaertner. Leipzig: Seemann, 1982.
Lua MLA (8ú heag.)Cosmann, Ursula. Eduard Gaertner. Seemann, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.