Statistics, c=AU; o=Commonwealth of Australia; ou=Australian Bureau of. "Redirect to Census data page". Retrieved 3 January 2018.{{cite web}}: CS1 maint: multiple names: authors list (link)
Playford, John. "Barclay-Harvey, Sir Charles Malcolm (1890–1969)". Australian Dictionary of Biography. Canberra: National Centre of Biography, Australian National University.
Howell, P. A. "George, Sir Robert Allingham (1896–1967)". Australian Dictionary of Biography. Canberra: National Centre of Biography, Australian National University.