KYUNGSUN YU, Kay. Widening the Circle of our Concern – Public Perceptions of the School District of Philadelphia’s Response to Intergroup Conflicts. Social Innovations Journal, [S. l.], n. 6, 2011. Disponível em: https://socialinnovationsjournal.com/index.php/sij/article/view/7991. Acesso em: 9 may. 2026.