Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.amazon.com/Boston-Architectural-Club-Year-Book/dp/1248067568
http://www.flipkart.com/boston-architectural-club-year-book-1921reproducing-measured-details-designs-jacques-ange-gabriel-1762-1768-fo-english/p/itme66vyxrd7ykxt