Styl cytowania APA

Hoekman, B. M., Nicita, A., & World Bank. (2008). Trade policy, trade costs, and developing country trade. World Bank.

Styl cytowania Chicago

Hoekman, Bernard M., Alessandro Nicita, i World Bank. Trade Policy, Trade Costs, and Developing Country Trade. [Washington, D.C]: World Bank, 2008.

Styl cytowania MLA

Hoekman, Bernard M., et al. Trade Policy, Trade Costs, and Developing Country Trade. World Bank, 2008.