Wyss, J. The swiss famil Robinson. Deon & Sons Ltd..
Cita Chicago (17th ed.)Wyss, J. The Swiss Famil Robinson. London: Deon & Sons Ltd..
Cita MLA (9th ed.)Wyss, J. The Swiss Famil Robinson. Deon & Sons Ltd..
Atenció: Aquestes cites poden no estar 100% correctes.