APA aipamena

(2004). Annual editions: American government 2003/2004. Guilford: McGraw-Hill/Dushkin.

Chicago Style aipamena

Annual Editions: American Government 2003/2004. Guilford: McGraw-Hill/Dushkin, 2004.

MLA aipamena

Annual Editions: American Government 2003/2004. Guilford: McGraw-Hill/Dushkin, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.