CLASON, Dennis L.; DORMODY, Thomas J. Analyzing Data Measured By Individual Likert-Type Items. Journal of Agricultural Education, [S. l.], v. 35, n. 4, p. 31–35, 1994. DOI: 10.5032/jae.1994.04031. Disponível em: https://jae-online.org/index.php/jae/article/view/2011. Acesso em: 22 jun. 2026.