Nicholson, G. Frank Lloyd Wright: A beginner´s guide.
Cita Chicago (17th ed.)Nicholson, Geoff. Frank Lloyd Wright: A Beginner´s Guide.
Cita MLA (8th ed.)Nicholson, Geoff. Frank Lloyd Wright: A Beginner´s Guide.
Atenció: Aquestes cites poden no estar 100% correctes.