References
- Cohen , L. , Manion , L. and Morrison , K. 2007 . Research methods in education , 6th ed. , London : RoutledgeFalmer .
- Denscombe , M. 2007 . The good research guide for small scale social research projects , Buckingham : Open University Press .
- Denzin , N.K. and Lincoln , Y.S. , eds. 2005 . Handbook of qualitative research , 3rd ed. , Thousand Oaks, CA : Sage .
Reference
- Hay , D. and Nye , R. 1998 . The spirit of the child (revised 2006) , London : Jessica Kingsley .