1. Adler, P. A., & Adler, P. (1994). Observational techniques. In N. Denzin & Y. Lincoln (Eds.), Handbook of qualitative research (pp. 377–392). Thousand Oaks: Sage.
2. Anderson, J. (1997). Content and text analysis. In J. P. Keeves (Ed.), Educational research, methodology and measurement: An international handbook (pp. 340–344). New York: Pergamon.
3. Australian Bureau of Statistics. (2001). 2001 Census QuickStats: State Suburb. Available from
http://www.censusdata.abs.gov.au
. Accessed Mar 2009.
4. Australian Bureau of Statistics. (2006). Cat. No. 2001.0 – 2006 community profile series: 2006 census of population and housing. Available from
http://www.censusdata.abs.gov.au
. Accessed Mar 2009.
5. Berk, L. (2009). Child development. Boston: Pearson.