Cita APA

Merriam, C. E., & Gosnell, H. F. (1940). American party system: An introduction to the study of political parties in the United State (3 ed.). New York: Macmillan.

Citación estilo Chicago

Merriam, Charles Edward, and Harold Foote Gosnell. American Party System: An Introduction to the Study of Political Parties in the United State. 3 ed. New York: Macmillan, 1940.

Cita MLA

Merriam, Charles Edward, and Harold Foote Gosnell. American Party System: An Introduction to the Study of Political Parties in the United State. 3 ed. New York: Macmillan, 1940.