APA (7th ed.) Zitazioa
(2015). The state of social safety nets 2015. The World Bank.
Chicago Style (17th ed.) Zitazioa
The State of Social Safety Nets 2015. Washington, District of Columbia: The World Bank, 2015.
MLA (9th ed.) Zitazioa
The State of Social Safety Nets 2015. The World Bank, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.