SAEB SALEH, M.; RASHID AL-AZZAWI, N. M. The impact of Karen’s model on the development of thinking Positive study among fifth grade literary students in the principles of philosophy and psychology for the academic year 2016-2017. Journal of Tikrit University for Humanities, [S. l.], v. 25, n. 3, p. 480–511, 2018. DOI: 10.25130/jtuh.25.3.2018.s. Disponível em: https://jtuh.org/index.php/jtuh/article/view/1234. Acesso em: 10 sep. 2026.