Newcastle Region Art Gallery, Poets Paint Words II Education Kit, pp. 3-4: "Archived copy"(PDF). Archived from the original(PDF) on 29 March 2011. Retrieved 19 July 2012.{{cite web}}: CS1 maint: archived copy as title (link)
Newcastle Region Art Gallery, Poets Paint Words II Education Kit, pp. 3-4: "Archived copy"(PDF). Archived from the original(PDF) on 29 March 2011. Retrieved 19 July 2012.{{cite web}}: CS1 maint: archived copy as title (link)