www.wikipedia.org/wiki/William_Kelly_(artist)

http://en.wikipedia.org/wiki/Category:American_humanists

www.peaceabbey.org/awards/billkelly.htm

www.peacemuseumguernica.org/en/activities/peace.html

http://ww2panorama.org/panoramas/gernika

http://www.printsandprintmaking.gov.au/catalogues/artist/15162/william-kelly.aspx

http://www.abc.net.au/rn/exhibita/stories/2006/1645434.htm

http://www.humanistart.com

www.shrine.org.au/content.asp?document_id=2068

www.shrine.org.au/content.asp?document_id=2055

www.guretxoko.com.au/?p=35

http://museodelapaz.org/fr/expositions/passeesexpo.html

www.studio-international.co.uk/reports/kelly.asp