HANAN HASSAN SOLIMAN. Study of Negotiation as Approach to Improve Principals Managerial Practices in Primary Schools in Ismailia City of Egypt. International Journal of Scientific and Academic Research (IJSAR), eISSN: 2583-0279, [S. l.], v. 2, n. 4, p. 32–44, 2022. DOI: 10.54756/IJSAR.2022.V2.i4.4. Disponível em: https://ijsar.net/index.php/ijsar/article/view/50. Acesso em: 26 apr. 2024.