Kutter, E. (1980). Luxembourg. Edouard Kutter.
Cita Chicago (17th ed.)Kutter, Edouard. Luxembourg. Luxemburgo: Edouard Kutter, 1980.
Cita MLA (9th ed.)Kutter, Edouard. Luxembourg. Edouard Kutter, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.