HAYNES, R. A.; HENDERSON, C. L. Essential Strategies for School Security: A Practical Guide for Teachers and School Administrators. Education Review, [S. l.], 2015. DOI: 10.14507/er.v0.185. Disponível em: https://edrev.asu.edu/index.php/ER/article/view/185. Acesso em: 5 may. 2024.