Briers, D. (2010). Sounds of Silence: On John Cage and Morton Feldman. Art Monthly.
Chicago-Zitierstil (17. Ausg.)Briers, David. "Sounds of Silence: On John Cage and Morton Feldman." Art Monthly 2010.
MLA-Zitierstil (8. Ausg.)Briers, David. "Sounds of Silence: On John Cage and Morton Feldman." Art Monthly, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.