APA (7th ed.) Zitazioa

FRBSF Economic Letter. Federal Reserve Bank of San Francisco.

Chicago Style (17th ed.) Zitazioa

FRBSF Economic Letter. Federal Reserve Bank of San Francisco.

MLA (9th ed.) Zitazioa

FRBSF Economic Letter. Federal Reserve Bank of San Francisco.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.