Cheney, David M. (21 May 2011). "Bishop Peter William Ingham". The Hierarchy of the Catholic Church. Archived from the original on 2 June 2012. Retrieved 20 May 2012.
"Bishop Peter Ingham". Diocese: Our people. Catholic Diocese of Wollongong. 2012. Archived from the original on 11 May 2012. Retrieved 20 May 2012.
ewtn.com
"Fifth General Convention". 12th Synod of Bishops. Eternal Word Television Network. 8 October 2008. Archived from the original on 30 September 2012. Retrieved 26 December 2011.
Cheney, David M. (21 May 2011). "Bishop Peter William Ingham". The Hierarchy of the Catholic Church. Archived from the original on 2 June 2012. Retrieved 20 May 2012.
"Bishop Peter Ingham". Diocese: Our people. Catholic Diocese of Wollongong. 2012. Archived from the original on 11 May 2012. Retrieved 20 May 2012.
"Fifth General Convention". 12th Synod of Bishops. Eternal Word Television Network. 8 October 2008. Archived from the original on 30 September 2012. Retrieved 26 December 2011.