British policy towards the conflict between Najd, Hail and Dur Percy Cox in the development of her events (1915-1921). Journal of the College of Basic Education, [S. l.], v. 22, n. 96, p. 335–360, 2022. DOI: 10.35950/cbej.v22i96.8876. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/8876.. Acesso em: 6 jul. 2024.