Clark, Ed; Gilpin, David (2006). "Selfridges, Birmingham"(PDF). The Arup Journal. Arup. Archived(PDF) from the original on 17 October 2015. Retrieved 4 November 2013. - via Formpig.com.
Clark, Ed; Gilpin, David (2006). "Selfridges, Birmingham"(PDF). The Arup Journal. Arup. Archived(PDF) from the original on 17 October 2015. Retrieved 4 November 2013. - via Formpig.com.