1. Adams, C.J., and Fortune, M. (1995)Violence Against Women and Children: A Christian Theological Resource Book, New York: Continuum.
2. Cattanach, A. (1997)Children's Stories in Play Therapy, London: Jessica Kingsley.
3. Cattanach, A. (2003)Introduction to Play Therapy, London: Brunner-Routledge.
4. Fung, R. (1992)The Isaiah Vision, London: CCBI Publishing.
5. Douglas, M. (1966)Purity and Danger: An Analysis of the Concept of Pollution and Taboo, London: Ark Paperback Books.