Pubill Brugués J. . (2023). Matteo Millan y Alessandro Saluppo (eds.): Corporate Policing, Yellow Unionism, and Strikebreaking, 1890-1930. In Defence of Freedom, Routledge, London; New York, 2020, 298 págs. Historia y Política, 49, 397-400. https://revistas.ucm.es/index.php/HPOL/article/view/89283