* Interview with John Cage by Bruce Duffie, June 21, 1987* Ross, Alex, "Searching for Silence: John Cage’s art of noise", "The New Yorker", October 4, 2010.
* Interview with John Cage by Bruce Duffie, June 21, 1987* Ross, Alex, "Searching for Silence: John Cage’s art of noise", "The New Yorker", October 4, 2010.