Cita APA

Welsh, W. A., & Welsh, W. A. (1973). Studying politics. New York, New York: Praeger.

Citación estilo Chicago

Welsh, William A., y William A. Welsh. Studying Politics. New York, New York: Praeger, 1973.

Cita MLA

Welsh, William A., y William A. Welsh. Studying Politics. New York, New York: Praeger, 1973.