Yerbury, G. H. D. (1971). Song in America, from early times to about 1850. Scarecrow Press.
Citace podle Chicago (17th ed.)Yerbury, Grace Helen Davies. Song in America, from Early Times to About 1850. Metuchen, N.J.: Scarecrow Press, 1971.
Citace podle MLA (8th ed.)Yerbury, Grace Helen Davies. Song in America, from Early Times to About 1850. Scarecrow Press, 1971.
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