Article Reference #8
Demographia, 8thAnnual Demographia International Housing Affordability Survey 2011, Chapter 3;
Of the cities in the seven countries surveyed on page 31, Sydney is shown to be the third most unaffordable with a median house price of US$637,600 and median family income of US$69,400, http://www.demographia.com/dhi.pdf [accessed 27 March 2012]