cook, g., Parry, G., Steiner, H., Marrison, A., & Cook, G. (1998). The economics and politics of international trade: Freedom and trade. Routledge.

cook, gary, Geraint Parry, Hillel Steiner, Andrew Marrison, and Gary Cook. The Economics and Politics of International Trade: Freedom and Trade. London ; New York: Routledge, 1998.

cook, gary, et al. The Economics and Politics of International Trade: Freedom and Trade. Routledge, 1998.