1. Kauffman, M. M. D. (1988). Mothering teens: Understanding the adolescent’s years. Gynergy Books.
2. Zhang, Y. (2010). Gender stereotypes of primary and secondary school students and its effect on mathematics self-concept, M.A. Thesis.
3. Berk, L. E. (2010). Infants and children: Prenatal through middle childhood. Allyn and Bacon.
4. Igbo, J. N., Onu, V. C., & Obiyo, N. O. (2015, March 3) Impact of gender stereotype on secondary school students’ self-concept and academic achievement. Retrieved May 13, 2022, from https://doi.org/10.1177/2158244015573934
5. Aboud, F. E. (1988). Children and prejudice. Blackwell.