Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
https://www.amazon.com/-/es/Solomon-Guggenheim-Museum-Averill-Svendsen/dp/B000WW7I6A
http://books.google.es/books?id=9ugwAQAAIAAJ&q=frank+lloyd+wright+guggenheim&dq=frank+lloyd+wright+guggenheim&hl=es&sa=X&ei=OHchU5HqAoua0QWu1IC4Dw&ved=0CE8Q6AEwAw