Klotz, V. (1979). Abenteuer-Romane: Sue - Dumas - Ferry - Retcliffe - May - Verne. Carl Hanser Verlag.
Cita Chicago (17th ed.)Klotz, Volker. Abenteuer-Romane: Sue - Dumas - Ferry - Retcliffe - May - Verne. München: Carl Hanser Verlag, 1979.
Cita MLA (8th ed.)Klotz, Volker. Abenteuer-Romane: Sue - Dumas - Ferry - Retcliffe - May - Verne. Carl Hanser Verlag, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.