TY  - BOOK
AU  - Hansen,Peter S.
TI  - An introduction to twentieth century music
PY  - 1967///
CY  - Boston
PB  - Allyn and Bacon
KW  - Music
KW  - 20th century
KW  - History and criticism
KW  - Music appreciation
N1  - 'Selected readings' at end of each chapter; Bibliographical footnotes
ER  -