Samuel, R., MacColl, E., & Samuel, R. (1985). Theatres of the left: 1880 - 1935 : workers' theatre movements in Britain and America. Routledge & Kegan Paul.
Cita Chicago (17th ed.)Samuel, Raphael, Ewan MacColl, i Raphael Samuel. Theatres of the Left: 1880 - 1935 : Workers' Theatre Movements in Britain and America. London [u.a.]: Routledge & Kegan Paul, 1985.
Cita MLA (8th ed.)Samuel, Raphael, et al. Theatres of the Left: 1880 - 1935 : Workers' Theatre Movements in Britain and America. Routledge & Kegan Paul, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.