APA aipamena

Patterson, T. E. (2008). The American democracy. Boston: McGraw Hill.

Chicago Style aipamena

Patterson, Thomas E. The American Democracy. Boston: McGraw Hill, 2008.

MLA aipamena

Patterson, Thomas E. The American Democracy. Boston: McGraw Hill, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.