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Commonwealth of Australia (7 February 2012). "Condolences: Sir Zelman Cowen"(PDF). House of Representatives: Votes and Proceedings: Hansard: 1–35. Archived(PDF) from the original on 17 March 2016.
"The Rt Hon Sir Zelman Cowen". Hawke Centre Biography. The Bob Hawke Prime Ministerial Centre. Archived from the original on 2 January 2012. Retrieved 8 December 2011.
Hergenhan, Laurie (July 2013). "A tale of three portraits"(PDF). Fryer folios. Archived(PDF) from the original on 8 December 2015. Retrieved 3 December 2014.
5 Minutes 10 Minutes (15 December 2011). "The Australian". The Australian. Archived from the original on 9 December 2011. Retrieved 31 December 2011.{{cite web}}: CS1 maint: numeric names: authors list (link)