Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Explores the concept of open structure as it has evolved in the music of the American avant-garde throughout the 1960s and 1970s. The works of five composers are examined in detail: John Cage, Morton Feldman, Christian Wolff, Robert Ashley and Alvin Lucier.