APA aipamena

Samuel Kernell, G. C. (2007). The Logic of American Politics.

Chicago Style aipamena

Samuel Kernell, Gary C.Jacobson. The Logic of American Politics. 2007.

MLA aipamena

Samuel Kernell, Gary C.Jacobson. The Logic of American Politics. 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.