Citazione Stile APA (7a Edizione)

World Bank. (2013). Measuring the real size of the world's economy: The framework, methodology, and results of the International Comparison Program--ICP. World Bank.

Citazione stile Chigago Style (17a edizione)

World Bank. Measuring the Real Size of the World's Economy: The Framework, Methodology, and Results of the International Comparison Program--ICP. Washington, DC: World Bank, 2013.

Citatione MLA (9a ed.)

World Bank. Measuring the Real Size of the World's Economy: The Framework, Methodology, and Results of the International Comparison Program--ICP. World Bank, 2013.