Card, D., & Robins, P. K. (1996). Do financial incentives encourage welfare recipients to workn: Evidence from a randomnized evaluation of the self-sufficiency project. National Bureau of Economic Research.
芝加哥风格引文Card, David, 与 Phillip K. Robins. Do Financial Incentives Encourage Welfare Recipients to Workn: Evidence from a Randomnized Evaluation of the Self-sufficiency Project. Cambridge: National Bureau of Economic Research, 1996.
MLA引文Card, David, 与 Phillip K. Robins. Do Financial Incentives Encourage Welfare Recipients to Workn: Evidence from a Randomnized Evaluation of the Self-sufficiency Project. National Bureau of Economic Research, 1996.
警告：这些引文格式不一定是100％准确.