HAMDAN, F. M. The Effect of Using the Negotiation Strategy on Acquiring Philosophical Concepts for Fifth Grade Students and Developing their free Thinking. Journal of Tikrit University for Humanities, [S. l.], v. 30, n. 8, 1, p. 454–486, 2023. DOI: 10.25130/jtuh.30.8.1.2023.23. Disponível em: https://jtuh.org/index.php/jtuh/article/view/2725. Acesso em: 5 nov. 2026.