Cita APA (7a ed.)

Chastonay, A. (1997). César Ritz: Blife and work. César Ritz Foundation Niederwald & Hotelconsult "César Ritz" Colleges : Distribution, Rotten Verlag.

Cita Chicago Style (17a ed.)

Chastonay, Adalbert. César Ritz: Blife and Work. Brig [Switzerland]: César Ritz Foundation Niederwald & Hotelconsult "César Ritz" Colleges : Distribution, Rotten Verlag, 1997.

Cita MLA (9a ed.)

Chastonay, Adalbert. César Ritz: Blife and Work. César Ritz Foundation Niederwald & Hotelconsult "César Ritz" Colleges : Distribution, Rotten Verlag, 1997.