Elben, G. (2004). Christian Jankowski: Oops!.I did it again.
Cita Chicago (17th ed.)Elben, Georg. Christian Jankowski: Oops!.I Did It Again. Bonn, 2004.
Cita MLA (8th ed.)Elben, Georg. Christian Jankowski: Oops!.I Did It Again. 2004.
Atenció: Aquestes cites poden no estar 100% correctes.