Cita APA (7a ed.)

Yang, X. (2005). An inframarginal approach to trade theory. World Scientific.

Cita Chicago Style (17a ed.)

Yang, Xiaokai. An Inframarginal Approach to Trade Theory. Hackensack, NJ: World Scientific, 2005.

Cita MLA (8a ed.)

Yang, Xiaokai. An Inframarginal Approach to Trade Theory. World Scientific, 2005.