Toynbee, Jason. “Matt Stahl, Unfree Masters: Recording Artists and the Politics of Work. Durham, NC: Duke University Press, 2012. 312 Pp. ISBN 978-0-8223-53430 (hbk)”. Popular Music History, vol. 8, no. 1, Feb. 2014, pp. 95-97, https://doi.org/10.1558/pomh.v8i1.95.