APA (7th ed.) Zitazioa
Watts, D. (2003). Understanding US/UK government and politics: A comparative guide. Manchester University Press.
Chicago Style (17th ed.) Zitazioa
Watts, Duncan. Understanding US/UK Government and Politics: A Comparative Guide. Manchester: Manchester University Press, 2003.
MLA (9th ed.) Zitazioa
Watts, Duncan. Understanding US/UK Government and Politics: A Comparative Guide. Manchester University Press, 2003.
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