Fine, I. G. (1959). Vultur gryphus: From McCord's menagerie; T.B.B.; music by Irving Fine; words by David McCord. Mills Music.
Chicago-referens (17:e uppl.)Fine, Irving Gifford. Vultur Gryphus: From McCord's Menagerie; T.B.B.; Music by Irving Fine; Words by David McCord. New York: Mills Music, 1959.
MLA-referens (9:e uppl.)Fine, Irving Gifford. Vultur Gryphus: From McCord's Menagerie; T.B.B.; Music by Irving Fine; Words by David McCord. Mills Music, 1959.
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