1. Bem, S.L. (1981). Gender schema theory: A cognitive account of sex-typing. Psychological Review. 88, 354-364.
2. Bereaud, S., R. (1975). Sex role images in French Children's Books. Journal of Marriage and the Family. 37, 194-207.
3. Brenner, M., Brown, J. and Canter, D. (1985). The research interview. London: Academic Press Inc.
4. Brugeilles, C., Cromer, I., and Andreyev, Z. (2002). Male and female characters in illustrated children's books or how childr en's literature contributes to the construction of gender. Population. 57, 237-267. from http://www. Jstor.org;/-stable/3246609.
5. Cohen, L. Manion, L. and Morrisson, K. (2005). Research methods in Education (5th ed.). London: Routledge.