Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.amazon.fr/Trait%C3%A9-darchitecture-Planches-L%C3%A9once-Reynaud/dp/2012778941
http://books.google.es/books/about/Trait%C3%A9_d_architecture.html?id=B6EaAAAAYAAJ&redir_esc=y
https://www.bookdepository.com/es/Traite-dArchitecture-Partie-1-Ed-1860-1863-Leonce-Reynaud/9782012628601