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.
Citação do estilo Chicago (17ª ed.)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.
Citação MLA (8ª ed.)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.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.