The Gershwins /
Kimball, Robert.
Simon, Alfred.
London Cape
1974
Originally published: New York : Atheneum, 1973
Bibliography: p.291-292. - List of gramophone records: p.281-285. - List of piano roll recordings: p.286-290
Gershwin, George, 1898-1937.
Gershwin, Ira, 1896-1983.