APA (7th ed.) Zitazioa

(1993). The World Bank Research Program 1992: Abstracts of Current Studies.

Chicago Style (17th ed.) Zitazioa

The World Bank Research Program 1992: Abstracts of Current Studies. 1993.

MLA (9th ed.) Zitazioa

The World Bank Research Program 1992: Abstracts of Current Studies. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.