Who was an Italian-American composer and librettist, Antonín Dvořák or Gian Carlo Menotti ?
Antonín Dvořák: Antonín Leopold Dvořák ( ; ] ; 8 September 1841 – 1 May 1904) was a Czech composer. Gian Carlo Menotti: Gian Carlo Menotti (] ; July 7, 1911 – February 1, 2007) was an Italian-American composer and librettist.
Gian Carlo Menotti