APA (7th ed.) Zitazioa

DAC Journal. Organisation for Economic Cooperation & Development.

Chicago Style (17th ed.) Zitazioa

DAC Journal. Organisation for Economic Cooperation & Development.

MLA (9th ed.) Zitazioa

DAC Journal. Organisation for Economic Cooperation & Development.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.