Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://arts.muohio.edu/faculty/benson/urbino/urbino.htm
http://www.epdlp.com/edificio.php?id=2118
http://www.cpp.edu/~aehacker/arc362/Northern%20Italy%20and%20Palladio/Arc362-6.htm
https://www.pinterest.com/ludovicadc/storia-dellarchitettura-2/
https://www.pinterest.com/pin/333407178634553630/
http://www.cruceroclick.com/excursiones.php?id=1118
http://www.absolutitalia.com/la-region-de-montefeltro/
http://es.wikipedia.org/wiki/Luciano_Laurana
https://www.flickr.com/photos/pgivaud/
http://www.italia.it/es/ideas-de-viaje/lugares-unesco/urbino-el-casco-historico.html
http://www.volendoviaggi.it/1/urbino_425305_0.html
http://www.taringa.net/post/imagenes/14958322/Techos-del-Renacimiento.html
http://www.ashleyhicks.com/places/the-urbino-studiolo.html
http://dizionaripiu.zanichelli.it/storiadigitale/p/percorso/65/2418/umanesimo-e-rinascimento-federico-da-montefeltro