Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (8th εκδ.)

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.