Cita APA (7th ed.)

Porter, K. H. (1971). A history of suffrage in the United States. AMS Press.

Cita Chicago (17th ed.)

Porter, Kirk Harold. A History of Suffrage in the United States. New York: AMS Press, 1971.

Cita MLA (9th ed.)

Porter, Kirk Harold. A History of Suffrage in the United States. AMS Press, 1971.