Samuel Kernell, G. C. (2007). The Logic of American Politics.
Chicago Style aipamenaSamuel Kernell, Gary C.Jacobson. The Logic of American Politics. 2007.
MLA aipamenaSamuel Kernell, Gary C.Jacobson. The Logic of American Politics. 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.