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3. Australian Government Department of Health Tobacco Control 2013 http://www.health.gov.au/internet/main/publishing.nsf/Content/tobacco
4. Australian Government Department of Industry, Innovation, Climate Change, Science, Research and Tertiary Education Higher education student statistics 2011 http://www.innovation.gov.au/HigherEducation/HigherEducationStatistics/StatisticsPublications/Pages/2011StudentFullYear.aspx