APA引文

Klein, M., & Harford, T. (2005). The market for aid. International Finance Corporation.

Chicago Style (17th ed.) Citation

Klein, Michael, and Tim Harford. The Market for Aid. Washington, D.C.: International Finance Corporation, 2005.

MLA引文

Klein, Michael, and Tim Harford. The Market for Aid. International Finance Corporation, 2005.

警告：這些引文格式不一定是100％准確.