1. CIA World Factbook. (2010a). Last checked 02 May 2013.
https://www.cia.gov/library/publications/the-world-factbook/geos/as.html
2. CIA World Factbook. (2010b). Last checked 02 May 2013.
https://www.cia.gov/library/publications/the-world-factbook/geos/nz.html
3. Index Mundi. (2013). Last checked 30 Apr 2013.
http://www.indexmundi.com/australia/population.html