Tolong jelaskan mengenai Pautan luar dari George Holyoake dalam bahasa melayu

Secularism 101: Defining Secularism: Origins with George Jacob Holyoake

Oxford Reference Online Premium – Edward Royle "Holyoake, George Jacob"  The Oxford Companion to British History. Ed. John Cannon. Oxford University Press, 1997.

George Jacob Holyoake  biography & selected writings at gerald-massey.org.uk