Work, H. C., & Guenther, F. (1941). Father, dear father: Song of little Mary. Edward B. Marks Music.
Lua i Stíl Chicago (17ú heag.)Work, Henry C., agus Felix Guenther. Father, Dear Father: Song of Little Mary. New York: Edward B. Marks Music, 1941.
Lua MLA (9ú heag.)Work, Henry C., agus Felix Guenther. Father, Dear Father: Song of Little Mary. Edward B. Marks Music, 1941.
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