Citazione Stile APA (7a Edizione)

Calvert, P. (1993). An introduction to comparative politics. Harvester Wheatsheaf.

Citazione stile Chigago Style (17a edizione)

Calvert, Peter. An Introduction to Comparative Politics. New York: Harvester Wheatsheaf, 1993.

Citatione MLA (9a ed.)

Calvert, Peter. An Introduction to Comparative Politics. Harvester Wheatsheaf, 1993.