de mel, s., mckenzie, d., & woodruff, c. (2007). returns to capital in microenterprises: Evidence from a filed experiment. The World Bank Development Research Group.
芝加哥风格引文de mel, suresh, david mckenzie, 与 christopher woodruff. Returns to Capital in Microenterprises: Evidence from a Filed Experiment. Washington, D.C.: The World Bank Development Research Group, 2007.
MLA引文de mel, suresh, et al. Returns to Capital in Microenterprises: Evidence from a Filed Experiment. The World Bank Development Research Group, 2007.
警告：这些引文格式不一定是100％准确.