Becker, G. S., & Coyle, D. (2011). The challenge of immigration: A radical solution. Institute of Economic Affairs.
芝加哥风格引文Becker, Gary S., 与 Diane Coyle. The Challenge of Immigration: A Radical Solution. London: Institute of Economic Affairs, 2011.
MLA引文Becker, Gary S., 与 Diane Coyle. The Challenge of Immigration: A Radical Solution. Institute of Economic Affairs, 2011.
警告：这些引文格式不一定是100％准确.