00911cam a2200241 4500 445907050 TxAuBib 20070228120000.0 020207s2002||||||||||||||||||||||||eng|u 9780836830354 0836830350 McBain Community Library TxAuBib Hayes, Malcolm. 1970S: Turbulent times. Gareth Stevens Publishing, 2002. 32p.; index; color illus; biblio ref. 20th century music Discusses the influence of people and events worldwide in the 1970s which led to developments in minimalism, modern opera and ballet, jazz-rock fusion, heavy metal, progressive rock, punk and reggae. AR 7.8. 20070228. MUSIC - 20TH CENTURY - HISTORY AND CRITCISM. AR 7. 20th century music.