May, M. S. (2013). Soapbox rebellion: The Hobo Orator union and the free speech fights of the industrial workers of the world, 1909-1916. The University of Alabama Press.
Citação do estilo Chicago (17ª ed.)May, Matthew S. Soapbox Rebellion: The Hobo Orator Union and the Free Speech Fights of the Industrial Workers of the World, 1909-1916. Tuscaloosa, Alabama: The University of Alabama Press, 2013.
Citação MLA (9ª ed.)May, Matthew S. Soapbox Rebellion: The Hobo Orator Union and the Free Speech Fights of the Industrial Workers of the World, 1909-1916. The University of Alabama Press, 2013.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.