Sumner, H. L. (1909). Equal suffrage: The results of an investigation in Colorado made for the Collegiate equal suffrage league of New York state. Harper & brothers.
Chicagoスタイル(17版)引用形式Sumner, Helen L. Equal Suffrage: The Results of an Investigation in Colorado Made for the Collegiate Equal Suffrage League of New York State. New York, London: Harper & brothers, 1909.
MLA(8版)引用形式Sumner, Helen L. Equal Suffrage: The Results of an Investigation in Colorado Made for the Collegiate Equal Suffrage League of New York State. Harper & brothers, 1909.
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