APA (7th ed.) Zitazioa
ebrary, Inc, Anderson, K., & Masters, W. A. (2009). Distortions to agricultural incentives in Africa. World Bank.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Kym Anderson, eta William A. Masters. Distortions to Agricultural Incentives in Africa. Washington, D.C.: World Bank, 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Distortions to Agricultural Incentives in Africa. World Bank, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.