Kalmbach, M., & Ammann, J. (2000). Michael Kalmbach.
Cita Chicago (17th ed.)Kalmbach, Michael, i Jean-Christophe Ammann. Michael Kalmbach. Frankfurt am Main, 2000.
Cita MLA (8th ed.)Kalmbach, Michael, i Jean-Christophe Ammann. Michael Kalmbach. 2000.
Atenció: Aquestes cites poden no estar 100% correctes.