Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
https://www.euskadi.eus/app/ondarea/patrimonio-construido/iglesia-de-san-pedro-apostol/iglesia-/vitoria-gasteiz/vitoria-gasteiz-casco-historico/fichaconsulta/28056
https://www.flickr.com/photos/jacqueline_poggi/10576806373
https://www.rurality.com/whattodo/vitoria-gasteiz/iglesia-de-san-pedro-apostol-en-vitoria
https://www.destinoseuskadi.com/directorio/iglesia-de-san-pedro-apostol/