Klimidis, S. & Minas, I.H. (1997) Country of birth breakdown by age indicating number of Males, Females and Persons for the State of Victoria, Australia, according to the 1996 Census.
Country of birth breakdown by age - Victoria, 1996 Census

Australian Bureau of Statistics
http://www.abs.gov.au/

Australian Databases at Social Science Data Archives (ANU)
(this site also provides links to international data archives)
http://ssda.anu.edu.au/