Raabe, H. J., & Koetzle, H. (2014). 990 faces: 211-240 ; Eiffel-Tower x Hans Jürgen Raabe. Meralon International.
Lua i Stíl Chicago (17ú heag.)Raabe, Hans Jürgen, agus Hans-Michael Koetzle. 990 Faces: 211-240 ; Eiffel-Tower X Hans Jürgen Raabe. Ilford: Meralon International, 2014.
Lua MLA (8ú heag.)Raabe, Hans Jürgen, agus Hans-Michael Koetzle. 990 Faces: 211-240 ; Eiffel-Tower X Hans Jürgen Raabe. Meralon International, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.