Commonwealth Consolidated Acts, Acts Interpretation Act 1901, <http://www.austlii.edu.au/au/legis/cth/consol_act/aia1901230/>.
Commonwealth Consolidated Acts, Census and Statistics Act 1905, <http://www.austlii.edu.au/au/legis/cth/consol_act/casa1905241/>.
Commonwealth Consolidated Acts, Federal Financial Relations Act 2009, <http://www.austlii.edu.au/au/legis/cth/consol_act/ffra2009229/>.
Commonwealth Consolidated Acts, Migration Act 1958 , <http://www.austlii.edu.au/au/legis/cth/consol_act/ma1958118/>.
Commonwealth Consolidated Acts, Norfolk Island Legislation Amendment Act 2015, <http://classic.austlii.edu.au/au/legis/cth/num_act//nilaa2015350/sch2.html>.
Department of Home Affairs statistical publications are available from their website <https://www.homeaffairs.gov.au/>.
Home Affairs 2015, Net Overseas Migration statistics.
Shyrock, HS, Siegel, JS & Assoc 1976, The Methods and Materials of Demography, condensed edn, Academic Press, New York.
United Nations 1998, Recommendations on Statistics of International Migration, Statistical Papers Series M, no. 58, rev. 1, Department of Economic and Social Affairs, Statistics Division, New York.