1. Exploring the Effect of Contact and Inclusive Sport in Physical Education on Attitudes Towards Intellectual Disability in Secondary School Students;Abellán J.;RICYDE. International Journal of Sport Science,2018
2. Exploring Issues of Disability in Children's Literature Discussions
3. The theory of planned behavior
4. Effectiveness of Contact and Information as Techniques for Changing Attitudes Towards People with Disabilities in Primary School Children;Alcedo M. A.;Universitas Psychologica,2013
5. Allport, G. W. 1935. “Attitudes.” In Handbook of Social Psychology, edited by C. Murchison, 798–844. Clark University Press.