1. The life circumstances of aged people with intellectual disability;Ashman;Australia and New Zealand Journal of Developmental Disabilities,1990
2. Australian Bureau of Statistics 2003 Survey of disability, ageing and carers http://www.abs.gov.au/AUSSTATS/abs@.nsf/Lookup/4430.0Main+Features12003?OpenDocument
3. Australian Bureau of Statistics 2007 Australian standard geographical classification (ASGC) remoteness structure (RA) digital boundaries, Australia, 2006 http://www8.abs.gov.au/AUSSTATS/abs@.nsf/DirClassManualsbyTopic/9A784FB979765947CA25738C0012C5BA?OpenDocument
4. Australian Bureau of Statistics 2009a Survey of disability, ageing and carers http://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/4430.02009?OpenDocument