Cummings, A. S. (2013). Democracy of sound: Music piracy and the remaking of American copyright in the twentieth century. OUP.
শিকাগো স্টাইলে সাইটেশনCummings, Alex Sayf. Democracy of Sound: Music Piracy and the Remaking of American Copyright in the Twentieth Century. New York: OUP, 2013.
এমএলএ সাইটেশনCummings, Alex Sayf. Democracy of Sound: Music Piracy and the Remaking of American Copyright in the Twentieth Century. OUP, 2013.
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