APA (7th ed.) Zitazioa

de mel, s., mckenzie, d., & woodruff, c. (2007). returns to capital in microenterprises: Evidence from a filed experiment. The World Bank Development Research Group.

Chicago Style (17th ed.) Zitazioa

de mel, suresh, david mckenzie, eta christopher woodruff. Returns to Capital in Microenterprises: Evidence from a Filed Experiment. Washington, D.C.: The World Bank Development Research Group, 2007.

MLA (9th ed.) Zitazioa

de mel, suresh, et al. Returns to Capital in Microenterprises: Evidence from a Filed Experiment. The World Bank Development Research Group, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.