Workers' Defense League. Workers defense bulletin: Official monthly organ of the Workers Defense League. The League.
Chicagoスタイル(17版)引用形式Workers' Defense League. Workers Defense Bulletin: Official Monthly Organ of the Workers Defense League. New York: The League.
MLA(8版)引用形式Workers' Defense League. Workers Defense Bulletin: Official Monthly Organ of the Workers Defense League. The League.
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