원본: The Gershwins' Porgy and Bess. A 75th Anniversary Celebration. George Gershwin. The Gershwins' Porgy and Bess. 1898-1937. and Ira Gershwin.
번역: Gershwins '포기와 베스. 조지 거쉰. Gershwins '포기와 베스. A 75th Anniversary Celebration composed by George Gershwin. 와 아이라 거쉰. 아마데우스.