Raabe, H. J., & Koetzle, H. (2014). 990 faces: 211-240 ; Eiffel-Tower x Hans Jürgen Raabe. Meralon International.
Čikaški stil citiranja (17. izdanje)Raabe, Hans Jürgen, i Hans-Michael Koetzle. 990 Faces: 211-240 ; Eiffel-Tower X Hans Jürgen Raabe. Ilford: Meralon International, 2014.
MLA način citiranja (8. izdanje)Raabe, Hans Jürgen, i Hans-Michael Koetzle. 990 Faces: 211-240 ; Eiffel-Tower X Hans Jürgen Raabe. Meralon International, 2014.
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