5A
   [Action Readers #2-09]Roots of Rock and Roll, The (Social Studies)
   Scott Ingram
   Scholastic
   Paperback
   47
   5000
50년 전 로큰롤이 세상에 나오자 많은 젋은이들이 환호했지만 가사가 불건전하다고 생각한 어른들은 금지하려고 했습니다. 로큰롤은 어떻게 시작되고 발전되었을까요?