Briers, D. (2010). Sounds of Silence: On John Cage and Morton Feldman. Art Monthly.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBriers, David. "Sounds of Silence: On John Cage and Morton Feldman." Art Monthly 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBriers, David. "Sounds of Silence: On John Cage and Morton Feldman." Art Monthly, 2010.
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