Cohen, N. (1981). Long steel rail: The railroad in American folksong. University of Illinois Press.
Chicagoスタイル(17版)引用形式Cohen, Norm. Long Steel Rail: The Railroad in American Folksong. Urbana: University of Illinois Press, 1981.
MLA(8版)引用形式Cohen, Norm. Long Steel Rail: The Railroad in American Folksong. University of Illinois Press, 1981.
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